Amphony wireless amplifier. Ideal for 7.

Amphony wireless amplifier. 5" x 2" and is easily mountable to a speaker. The wireless signal uses advanced adaptive The transmitter sends audio up to 300 feet (100 feet indoors) even through walls and ceilings. 8 GHz, GHz, the the Digital Digital Wireless Wireless Audio Audio Transmitter Transmitter // Amplifier Amplifier from from Amphony Amphony allows allows you you to to eliminate eliminate the the hassle hassle of of wires wires and and is is fully fully immune immune to to interference Aug 28, 2023 · Is Amphony a good brand worth buying? We analyze all Amphony products @Amazon, Selected 7 best-selling items from Amphony and recommended Wireless Audio Receivers & Adapters to buy in July 2025. Amphony iFinity – Wireless Speaker Conversion Kit This is probably one of the simplest, most user-friendly, and definitely the most affordable conversion kit on our list, nonetheless, it’s still a very high-quality device. 8 GHz Digital Wireless Audio Transmitter, Model 1500 Send your music throughout your home with Amphony's Model 1500 wireless audio transmitter. Amphony and its affiliated companies (”we”, ”our”, ”us”) warrant this Wireless Audio Receiver against defects in materials or hase price of each part. 1 Fakespot Reviews Grade: B Adjusted Fakespot Rating: 4. This transmitters streams up to 4 audio channels to Model 800 and Model 880 wireless receivers (sold separately) which connect to subwoofers or passive speakers. Set up your speakers without breaking in walls. The built-in amplifier delivers the efficiency of conventional class-D amplifiers while at the same time delivering far lower audio distortion. See Details. We're the authority on Amphony because it's all we sell. The Model 1500 uses advanced 24-bit audio transmission and offers a signal-to-noise ratio of 100 dB and surpasses CD-quality audio. Name: Amphony Wireless Speaker Kit with two Wireless Amplifiers (New Model), Makes Surround Speakers Wireless, 2x80 Watts, 300ft range, Connect to any Audio Source, Better-than Bluetooth Digital Wireless Company: Amphony Amazon Product Rating: 4. Amphony introduces a line of iPod Wireless Speakers for Outdoors and Whole-House Audio BERLIN, March 1, 2012 - Amphony is debuting its iFinityTM line of wireless speakers which feature CD-quality uncompressed wireless audio streaming up to 600 feet throughout a home. Each receiver has a mono audio amplifier built in and can connect to any passive loudspeaker. The built-in amplifiers deliver the efficiency of regular class-D amplifiers at ultra-low audio distortion. NEW Amphony presents its ultra-miniature microFidelity Mini Amplifier. This receiver delivers 1 out of 4 wireless audio channels which are streamed by the Model 400 audio transmitter (sold separately). While it is a bit on the premium side, Amphony and its audio products are still worth the given price thanks to the great features and performance offered by most of them. com: amphony wireless speaker kitManufactured on farms or in facilities that protect the rights and/or health of workers. Report. Highlight Amphony presents the world's smallest Bluetooth Audio Receiver. This kit includes a wireless stereo transmitter and wireless stereo receiver. Aug 25, 2016 · Amphony Online Store Multi-Channel Audio Amplifier, Model 880 - Also Works as a Repla [R880] - Package Contents - Wireless Audio Amplifier - AC adapter - Speaker cable Note: This amplifier is compatible with the Model 800 transmitter (sold separately). 5. 4ghz at the best online prices at eBay! Free shipping for many products! Jan 6, 2025 · Make your existing speakers wireless with Amphony's speaker kit. The wireless speaker has two dedicated ultra-low-distortion power amplifiers built in (bi amplifier), one for the woofer and one for the tweeter. Amphony and its affiliated companies (”we”, ”our”, ”us”) warrant this Wireless Audio Amplifier against defects in materials o Wireless Bluetooth Amplifier Stream music from your cell phone, tablet or computer to your speakers with Amphony's wireless Bluetooth amplifier. Digital Wireless Indoor / Outdoor Speaker. Each wireless amplifier receives a 5. The Model 1800 includes two separate 80-Watt wireless amplifiers for each speaker. - | | | | | ase price of each part. Mar 30, 2014 · Amphony Online Store Bluetooth Wireless Amplifier, Model 300 Black [B300B] - Package Contents - Bluetooth Amplifier - Antenna - AC adapter Troubleshooting Get troubleshooting advice to solve your installation problems. Jan 7, 2020 · Amazon. The wireless receiver has a power amplifier built in and connects directly to a passive loudspeaker. Hopefully, now you know what you need for your speakers. Upgrade your home theater experience now! By By transmitting transmitting the the audio audio in in a a digital digital format format at at 5. 00 More Details Jan 22, 2016 · Customers who bought this product also purchased Multi-Channel Audio Amplifier, Model 880 - Also Works as a Repla Wireless Speaker Kit, Model 1700 iFinity Wireless Audio Transmitter / Receiver for Subwoofers Jan 22, 2016 · Amphony Online Store Wireless Speaker Kit, Model 1800 [L1800] - Amphony and its affiliated companies (”we”, ”our”, ”us”) warrant this Wireless Transmitter / Amplifier Set against defects in materials or workmanship as follows. The wireless receiver measures only 5" x 3. 2. Dec 17, 2004 · AT CES this year, Amphony will unveil its 5. 8 GHz Wireless Speaker Kits This concludes our article about 12 best wireless speaker kits. Product expertise. With its sleek black design and wireless Bluetooth connectivity, this speaker kit is compatible with a universal range of devices, making it easy to enjoy your favorite music wherever you are. Make your existing speakers wireless with Amphony's speaker kit. Each wireless amplifier can drive one passive speaker Dec 10, 2016 · Like the Amphony wireless receiver/amp, the Amphony wireless receivers and Dayton integrated amplifiers have a form factor that still allows you to bolt them to the backs of your speakers (if the speakers are large enough). No more Jan 21, 2015 · Product Description Make your subwoofer or active speakers wireless with Amphony's wireless subwoofer kit. Eliminate messy speaker cables in your room. So far, the system is operating flawlessly to run some relatively inefficient rear speakers. Amphony – Best Bluetooth Wireless Rear Speaker Kit In contrast to the previous kit, Amphony isn’t particularly cheap; in fact, it’s the priciest option on the list. But what if you don’t have pre-outs? Most entry-level and some mid-range AV receivers don’t come equipped with pre-outs for the surround or rear speakers that can be used to View and Download Amphony IFinityr user and installation manual online. Buy Amphony Wireless Speaker Kit with one Wireless Amplifier (New Model), Makes Surround Speakers Wireless, 2x40 Watts, 300ft range, Connect to any Audio Source, Better-than Bluetooth Digital Wireless at Walmart. You can make your rear speakers and your side speakers wireless or transmit to two rear speakers and a subwoofer. Simply turn any speakers into Bluetooth wireless speakers! Important Note: In order to operate your wireless speaker, you need an Amphony iFinity audio transmitter (sold separately). com: Amphony 1700 Wireless Speaker Kit with one Wireless Amplifier, 2x40 Watts, 300ft range (Renewed) : ElectronicsProduct Description This pre-owned or refurbished product has been professionally inspected and tested to work and look like new. A The Amphony Wireless Speaker Kit is a great way to get high-quality sound without having to worry about wires. This receiver delivers 1 out of 4 wireless audio channels which are streamed by the Model 800 audio transmitter (sold separately). No more running long speaker cables. For additional guidelines and tips on what to look for when buying a wireless speaker kit, check out our Buyer’s Guide. com The transmitter will send the music up to 300 feet. 4 GHz analog audio transmitters ? See our 2025 brand rating for Amphony and analysis of 2,498 Amphony Reviews for 23 Products in Speakers and Portable Audio & Video I tested the Rocketfish Wireless Rear Speaker Kit and was blown away by its seamless connectivity and crystal-clear sound. You'll enjoy true CD quality with uncompressed digital wireless audio. Simply turn any speakers into Bluetooth wireless speakers! Jul 5, 2024 · So, what are the best wireless speaker kits that you can buy today? Here are our top 8 picks. Shake your walls with the speaker‘s powerful bass response and enjoy crystal-clear highs. ly/43rCMsg For updated price or purchase visit this link. You'll get true CD quality with uncompressed better-than-Bluetooth digital wireless audio. Read real feedback and insights to help inform your purchase decision. 3. The transmitter sends audio up to 300 feet (60 feet indoors) even through walls and ceilings User Manuals Download the latest user manuals. The multi-channel transmitter will send the music to the wireless receivers and amplifiers up to 300 feet. The transmitter sends audio up to 300 feet (100 feet indoors) even through walls and ceilings. iFinity wireless speaker kit. 0 Channel Power Amplifier with AC Adapter Stream music from your cell phone, tablet, or computer to your speakers Integrates an advanced Bluetooth audio receiver and a state-of-the-art stereo power amplifier Delivers 2 x 40 Watts of RMS power to a pair of speakers Features energy efficiency of today's best digital class-D audio amplifiers Make your subwoofer or active speakers wireless with Amphony's wireless subwoofer kit. Pictures show the actual kit for sale. No Exceptions. The transmitter connects easily to amplifier speaker outputs as well Sep 23, 2025 · What is Wireless Speaker Kit? A wireless speaker kit is a collection of components designed to transform traditional audio systems into wireless ones, allowing you to enjoy music without the hassle of tangled wires. Feature Set up your speakers anywhere you want without wires with Amphony´s line of Wireless Speakers Kits. Customized care. Amphony and its affiliated companies (”we”, ”our”, ”us”) warrant this Wireless Audio Transmitter against defects in material Buy Direct Visit our Online Store to purchase Amphony products and enjoy the following benefits: Undivided attention. If you find our content helpful or Wireless Product Selector - Result Based on your selection, we recommend the following product for your application: Wireless Audio Transmitter / Amplifier - Model 1700 Note: This product contains one transmitter and one wireless amplifier. Please refer to the transmitter user guide for operation instructions. Dec 20, 2024 · This kit includes 2 wireless amplifiers that each deliver 80 Watts power to any passive speakers. Feb 15, 2011 · I have been using a pair of Amphony L1600 Wireless Receivers/80 Watt (RMS) Amplifiers and its stereo transmitter since March 2011. 8 GHz DIGITAL Wireless Audio Transmitter / Amplifier, Model 1520 Below are some common problems and their solutions for your product. The receiver has a stereo speaker amplifier built in and connects directly to any passive loudspeaker. These kits typically include a wireless transmitter and receiver, which work together to send audio signals… Oct 27, 2025 · Amphony Wireless Speaker Kit with two Wireless Amplifiers (New Model), Makes Surround Speakers Wireless, 2x80 Watts, 300ft range, Connect to any Audio Source, Better-than Bluetooth Digital Wireless Amphony $199. The Model 1800 comes with two separate 80-Watt wireless receivers for each speaker. Check your audio source's output type and determine if it has a line-out or amplified speaker output. How a product becomes part of Amazon Renewed, your destination for pre-owned, refurbished products: A customer buys a new product and returns it Make your subwoofer or active home theater speakers wireless with Amphony's Model 800 wireless receiver. Find many great new & used options and get the best deals for Ifinity Amphony Audio Wireless Amplifier Model 1700 2. 0 3 ratings $44164 Find many great new & used options and get the best deals for Amphony L1800 Wireless Speaker with two Wireless Amplifiers at the best online prices at eBay! Free shipping for many products! Amphony Online Store Wireless Speaker Kit, Model 1700 [L1700] - Package Contents - Wireless Audio Transmitter - Wireless Audio Amplifier - Two AC adapters - RCA cable - Speaker cable Jan 14, 2021 · The Amphony 1800 kit is one of the best conversion kits for a multitude of reasons. Amphony Wireless Speaker Kit Oct 19, 2011 · Amphony Online Store Wireless Speaker Kit, Model 1700 [L1700] - Package Contents - Wireless Audio Transmitter - Wireless Audio Amplifier - Two AC adapters - RCA cable - Speaker cable 5. 8 GHz audio signal that is transmitted in a Model 1700. iFinityr speakers pdf manual download. Oct 23, 2025 · Amphony 1800 Wireless Speaker with Amplifiers You already know it is referred that, once in a while, you’d be higher off with an uncomplicated broadcast and assignee devices, right? Amazon. Money-Back Guarantee. 4 GHz analog audio transmitters ? Amphony Online Store : - Audio Transmitters Audio Amplifiers Wireless Speaker Kits Wireless Headphones Software Misc Wireless Speakers Bluetooth Amplifiers wireless,headphones,transmitter,amplifier,ghz,headset,earphones,digital,bluetooth,cordless,receiver,amphony,home,theater,transmit,receive,loudspeaker,speaker,headphone,music,mp3,m4a,podcast Mar 30, 2014 · Amphony Online Store Bluetooth Wireless Amplifier, Model 300 Black [B300B] - Package Contents - Bluetooth Amplifier - Antenna - AC adapter Oct 26, 2025 · The Amphony 1800 Wireless Speaker Kit is a versatile and powerful audio solution for any home or on-the-go setup. Set up your home theater rear speakers or install speakers in another room without a big cabling project. 8 GHz, GHz, the the Digital Digital Wireless Wireless Audio Audio Transmitter Transmitter // Amplifier Amplifier from from Amphony Amphony allows allows you you to to eliminate eliminate the the hassle hassle of of wires wires and and is is fully fully immune immune to to interference The transmitter can transmit to iFinity wireless audio receivers such as Model 800 wireless audio receiver and Model 880 wireless amplifier. Wireless Bluetooth Amplifier Stream music from your cell phone, tablet or computer to your speakers with Amphony's wireless Bluetooth amplifier. Oct 3, 2016 · Make your home theater speakers wireless with Amphony's Model 880 wireless receiver/amplifier. Home | News | Products | Sales | Support | Download | Contact | Jobs | Jan 18, 2016 · Amazon. As the best overall wireless speaker kit, it’s easy to set up, easy to connect, and has some impressive features. Discover customer reviews for Amphony Wireless Speaker Kit with two Wireless Amplifiers, Model 1800, Makes Surround Speakers Wireless, 2x80 Watts, 300ft range, Connect to any Audio Source, Better-than Bluetooth Digital Wireless on Walmart. The wireless signal easily goes through walls and ceilings. This receiver delivers 2 out of 4 wireless audio channels which are streamed by the Model 800 audio transmitter (sold separately). com. Highlight Amphony presents the world's smallest Bluetooth Audio Receiver. Generally speaking, that’s the easiest and best way. The kit includes two speakers, a transmitter, and a receiver. If you have purchased a full set, the transmitter is already part of the set and is packaged separately. Each wireless amplifier measures only 5" x 3. This kit includes a wireless audio transmitter and receiver. By By transmitting transmitting the the audio audio in in a a digital digital format format at at 5. The transmitter will stream the music to the wireless amplifiers for up to 200 feet. You'll get true CD quality with uncompressed better-than-Bluetooth digital of each part. Q: What is the difference between the Amphony 5. Eliminate long speaker cables in your room. Explore Amphony's consumer products for wireless audio, including speaker kits, Bluetooth receivers, mini amplifiers, and iPod docks. Each receiver has a power amplifier built in and connects directly to a passive loudspeaker. The receiver connects to active speakers, a subwoofer or audio amplifier via RCA cable. Amphony model 1800 manual To set up the Amphony 1800 Wireless Speaker Kit, follow these steps: 1. $10 delivery Wed, Aug 23. Arrives by Tue, Aug 8 Buy Amphony Wireless Speaker Kit with two Wireless Amplifiers, Model 1800, Makes Surround Speakers Wireless, 2x80 Watts, 300ft range, Connect to any Audio Source, Better-than Bluetooth Digital Wireless at Walmart. We'll help you figure out the right product for your . A proprietary amplifier design ensures a linear frequency response regardless of the speaker load. Also for: Ifinity. Amphony Wireless Speaker Kit with two Wireless Amplifiers (New Model), Makes Surround Speakers Wireless, 2x80 Watts, 300ft range, Connect to any Audio Source, Better-than Bluetooth Digital Wireless Amazon. Set up your speakers anywhere you want without wires with Amphony´s line of 5. The built-in amplifier Oct 10, 2025 · Amphony Wireless Speaker Kit with two Wireless Amplifiers (New Model), Makes Surround Speakers Wireless, 2x80 Watts, 300ft range, Connect to any Audio Source, Better-than Bluetooth Digital Wireless Easily convert any speakers to wireless with digital quality sound and no compression. Each wireless amplifier can drive one speaker. The wireless amplifier can drive two speakers. This kit includes a wireless stereo amplifier that delivers 2x40 Watts power to any passive speakers. Apr 16, 2014 · Stream music from your cell phone, tablet or computer to your speakers with Amphony's wireless Bluetooth amplifier. 8 GHz Digital Wireless Audio Transmitter / Amplifier and current 900 MHz or 2. It involved you needing pre-outs on your AV receiver. The Model 400 transmits to any number of Model 400 wireless receivers and Model 480 wireless amplifiers. Wireless Product Selector - Result Based on your selection, we recommend the following products for your application: 1) Multi-Channel Wireless Audio Transmitter - Model 800 2) Wireless Audio Amplifier - Model 880 3) Wireless Audio Receiver - Model 800 Note: The transmitter and wireless amplifiers and wireless receivers are sold separately. The built-in amplifier delivers the efficiency of regular class-D amplifiers at ultra-low audio distortion. Make your rear speakers wireless. com FREE DELIVERY possible on eligible purchases The Model 1800 wireless speaker kit will untie your speakers. Amphony and its affiliated companies (”we”, ”our”, ”us”) warrant this Wireless Transmitter / Amplifier Set against defects in materials or workmanship as follows. com: Amphony Wireless Speaker Kit with two Wireless Amplifiers (New Model), Makes Surround Speakers Wireless, 2x80 Watts, 300ft range, Connect to any Audio Source, Better-than Bluetooth Digital Wireless : ElectronicsIn the event your product doesn't work as expected or you need help using it, Amazon offers free product support options such as live phone/chat with an Amazon associate Buy Amphony Wireless Speaker Kit with two Wireless Amplifiers, Model 1800, Makes Surround Speakers Wireless, 2x80 Watts, 300ft range, Connect to any Audio Source, Better-than Bluetooth Digital Wireless at Walmart. These amps churn out 80 Watts of clean RMS power without breaking a sweat. 1 Analysis Performed at: 11-04-2020 Amphony Online Store : Audio Transmitters - Audio Transmitters Audio Amplifiers Wireless Speaker Kits Wireless Headphones Software Misc Wireless Speakers Bluetooth Amplifiers wireless,headphones,transmitter,amplifier,ghz,headset,earphones,digital,bluetooth,cordless,receiver,amphony,home,theater,transmit,receive,loudspeaker,speaker,headphone 7 Free shipping, arrives in 3+ days $9900 Amphony Wireless Speaker Kit with one Wireless Amplifier (New Model), Makes Surround Speakers Wireless, 2x40 Watts, 300ft range, Connect to any Audio Source, Better-than Bluetooth Digital Wireless 4 Free shipping, arrives in 3+ days $8500 Amphony Online Store : Wireless Speaker Kits - Audio Transmitters Audio Amplifiers Wireless Speaker Kits Wireless Headphones Software Misc Wireless Speakers Bluetooth Amplifiers wireless,headphones,transmitter,amplifier,ghz,headset,earphones,digital,bluetooth,cordless,receiver,amphony,home,theater,transmit,receive,loudspeaker,speaker,headphone Amphony Bluetooth Audio Receiver/Amplifier 80 Watts 2. Perfect for condos or apartments to avoid drilling walls. "From the flawless and ultra-robust digital wireless transmission to the low-distortion dual 80-Watt power audio amplifier Jan 17, 2024 · A while ago, we wrote an article about how to set up wireless surround speakers (or surround back speakers). You can purchase as many wireless speakers or receivers as you need and place them anywhere in your home. If your problem is not among those problems mentioned below then please contact your dealer for further assistance. Because the signal and frequency is Make your subwoofer or active speakers wireless with Amphony's wireless subwoofer kit. 8 5. Audio Quality and Range The kits receiving and transmitting signal is extremely far, at 300 feet in direct line of sight and 100 feet when blocked by walls. You will enjoy true CD quality with uncompressed digital wireless audio. 1 home theater systems: the transmitter transmits four channels of audio. Amphony and its affiliated companies (”we”, ”our”, ”us”) warrant this Wireless Audio Receiver against defects in materials or workmans Amphony Model 880: The Smartest Wireless Speaker Amplifier? Latest Price & AMZN link here https://bit. $19900 Amphony Wireless Speaker Kit with two Wireless Amplifiers, Model 1800, Makes Surround Speakers Wireless, 2x80 Watts, 300ft range, Connect to any Audio Source, Better-than Bluetooth Digital Wireless 7 Stream music from your cell phone, tablet or computer to your speakers with Amphony's wireless Bluetooth amplifier. 5" x 2" and is easily Make your home theater speakers wireless with Amphony's Model 880 wireless receiver/amplifier. It excels in amplifier listening tests. For a line-out interface, use the provided cable to connect the transmitter to your audio source, ensuring correct polarity for signal transmission. Compatible with Model 800 Multi-Channel Transmitter, Better-Than Bluetooth Digital Wireless MAKE ANY SPEAKERS WIRELESS: Install your rear or side home theater speakers without long ugly speaker wires - receives 1 out of 4 audio channels which are streamed by the Model 800 wireless transmitter (transmitter sold separately) - works with any-brand passive active speakers - also great for Make your existing speakers wireless with Amphony's wireless speaker kit. Look into whether or not your system has a built-in amplifier. | | | | | | | | © 2017 Amphony Corp. If your audio source has an amplified urchase price of each part. Amphony Wireless Speaker Kit with two Wireless Amplifiers (New Model), Makes Surround Speakers Wireless, 2x80 Watts, 300ft range, Connect to any Audio Source, Better-than Bluetooth Digital Wireless Add to cart Make your existing speakers wireless with Amphony's Model 800 multi-channel audio transmitter. For details, please review our Returns and Cancellations policies. Not fully satisfied? We'll refund your money. Simply purchase as many wireless receivers and wireless amplifiers as you need. The receiver connects to any passive speakers. Amphony Online Store : - Audio Transmitters Audio Amplifiers Wireless Speaker Kits Wireless Headphones Software Misc Wireless Speakers Bluetooth Amplifiers wireless,headphones,transmitter,amplifier,ghz,headset,earphones,digital,bluetooth,cordless,receiver,amphony,home,theater,transmit,receive,loudspeaker,speaker,headphone,music,mp3,m4a,podcast The wireless transmitter streams your music uncompressed in full CD quality to up to four iFinity wireless audio receivers or iFinity wireless speakers for up to 600 feet. com May 12, 2016 · Buy Amphony 1700 Wireless Speaker Kit with one Wireless Amplifier, 2x40 Watts, 300ft range: PA Systems - Amazon. To view these files, you need Adobe Acrobat Reader. Helping you is our one and only priority. Oct 6, 2022 · If you like the convenience and post navigation, BIC America makes great options as well as Amphony 1700 wireless speaker kit with 80 watts RMS. to download Adobe Acrobat Reader. Wireless Product Selector - Result Based on your selection, we recommend the following product for your application: Wireless Audio Transmitter / Amplifier - Model 1800 Note: This product contains one transmitter and twp wireless amplifiers. The BlueFidelity TM wireless amplifier integrates an advanced Bluetooth audio receiver and a state-of-the art stereo power amplifier into a tiny package no larger than a deck of cards. You will enjoy CD quality with uncompressed digital wireless audio. The wireless receivers connect to any active speaker and Make all of your speakers wireless with the Model 400 Wireless Audio Transmitter. 8 GHz Digital Wireless Audio Transmitter / Amplifiers, Model 1520 and 1550, which are capable of wirelessly transmitting uncompressed PCM audio to loudspeakers. Ideal for 7. Amphony Wireless Speaker Kit with two Wireless Amplifiers (New Model), Makes Surround Speakers Wireless, 2x80 Watts, 300ft range, Connect to any Audio Source, Better-than Bluetooth Digital Wireless Brand: Amphony 3. Note: Zone-B audio channels can only be received by the Model 800 and Model 880 audio receivers. It is also compatible with iFinity wireless speakers. com: amphony 800Multichannel Wireless Audio Receiver/Amplifier for Making Passive Speakers Wireless - Model 880, Compatible with Model 800 Multi-Channel Transmitter, Better-Than Bluetooth Digital Wireless Make your home theater speakers wireless with Amphony's Model 480 wireless receiver/amplifier. The BlueFidelity wireless amplifier integrates an advanced Bluetooth audio receiver and a state-of-the art stereo power amplifier into a tiny package no larger than a deck of cards. The transmitter sends audio up to 200 feet (50 feet indoors) even through walls and ceilings. Find many great new & used options and get the best deals for Amphony 1700 Wireless Speaker Kit With One Amplifier 2x40 Watts 300ft Range at the best online prices at eBay! Free shipping for many products! The built-in amplifiers deliver the efficiency of regular class-D amplifiers at ultra-low audio distortion. bxw7wq nawcgam enos wd oc8 qsgo 5o0kk apw5 6ew9u a4uhs