All music inputs and microphone inputs tested working. Echo working.
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New Arrival OEM BT HD Karaoke Mixer Home Theater Uhf Wireless Microphone Receiver System for Smart TV PC Amplifier Speaker
Aliexpress UK
Line input type: 6.5 mm Single Channel Interface. SNR: 90dbu, noise is less than -60db. Maximum input level: +20 dBu. Books, Movies & Music. We also accept OEM or ODM order. if you need to design an module.
eBay
Speaker with Amplifier Flame Flash Light Home Theatre System J B L Karaoke Sound Speaker 10inch
Aliexpress UK
Digital class-D receiver for karaoke, Bluetooth 5.0, 2 x 100 watts RMS, USB/ SD/ Bluetooth/ AUX, connection for 12V = or 230V/ 50Hz, remote control Digital class D HiFi receiver with Bluetooth. Inputs and reproduction of USB, SD card, Bluetooth and Aux. With remote control and two-channel sound. About a USB/SD card input. So you can listen to your favorite audio files from your computer's media library: simply connect directly to the amplifier. Ideal for home TV audio, loudspeaker boxes, garden loudspeakers. To also use in the car through the 12V = network input or, via the supplied 230V system, high-quality, reinforced audio. Inputs: AUX and CD over 2 cinch sockets and aux in front 3.5mmø i We will send our stuff worldwide. Please ASK US for the Price to Delivery in your c.
eBay
High Power Home Amplifier AV 12V/110V/220V 4 Channels Bluetooth 5.0 Equalizer Car Outdoor Karaoke Support USB/SD Card Playback
Aliexpress UK
QTX 103.120UK KAD-2 Digital Stereo Amplifier 55W Max 2 x Mic Inputs. With a high output power of 55W max per side, it features four selectable inputs, including three stereo line inputs and a 3.5mm front panel input.
eBay
【Durable Material】: Compact and practical HiFi stereo power amplifier, high quality aluminum alloy shelling, wear resistant, sturdy and durable. 【Easy to Operate】: 4 Channel audio amplifier, digital LED display screen lets you see the settings easily.
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(Notice: The product needs to be connected to passive speakers to play audio. When there is no speaker connected, there will be a certain amount of wind noise, which is normal.). Bluetooth 5.0 】The professional integrated indoor stereo receiver is equipped with the new updated 5.0 bluetooth.
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Digital Stereo Amplifier. Efficient Class D digital amplifier. 2 x 6.3mm microphone inputs. 3.5mm stereo line input on the front panel. 3 stereo line inputs on RCA. A high output power of 55W max.
eBay
The Skytronic AV-360 Hi-Fi Amplifier features USB and SD Card Audio Inputs, ideal for karaoke functions. This model is designed to provide high-quality audio output and is in very good working condition.
eBay