Power amplifier type: expansion amplifier. 1 x Bluetooth digital amplifier. -302 power amplifier. Audio channel: 2.0 channel. Rated power: 30WX2. Signal-to-noise ratio;75dB. Weight: 230g (KG).
eBay
ST-838 HiFi 2.1 Channel Power Amplifier Bass and Treble Adjustment 80W*2 Stereo Bass Sound Amp Audio Amplifier Mini Media Player
Aliexpress UK
This compact Bluetooth audio amplifier allows the connection of Bluetooth devices to low impedance speakers via the built-in power amplifier. It also has an auxiliary input so devices can be connected by 3.5mm jack connection.
eBay
APPJ Mini2013 6J1 6P1 Vacuum Tube Amplifier Hifi Audio Stereo Desktop Tube AMP Vintage Integrated AMP Home Audio 3W+3W
Aliexpress UK
(2 25W can be directly connected to the horn). 1x 2 25W MP3 decoder board. Support song format MP3 / wma / WAV / APE / FLAC. Can be directly connected to the speaker, with power amplifier and decoding function.
eBay
B MW Harman Kardon L7 amplifier plug connector terminal Baohua BO amplifier plug Z4 amplifier socket 20p
Aliexpress UK
(Long press the MODE button to recording, long press the MODE button again to cancel recording and play the recording file; in recording mode, you need to connect a storage device U disk or TF card;).
eBay
E76 Remote Remote Control Amplifier Professional Small Size Sound Amplifiers Decoy Calling Speaker Hunt Tool Sound Amplifiers
Aliexpress UK
The included components such as the instruction manual and power cord make set-up easy, whilst the sleek design and freestanding mounting type add a stylish touch to any room.
eBay
Tone Board Preamp Pre-amp With Treble Bass Volume Adjustment Pre-amplifier Tone Controller For Amplifier Board XH-A901 NE5532
Aliexpress UK
Features:-It features four channels that can connect multiple speakers, providing powerful output for a fully immersive audio experience.-With Bluetooth connectivity, you can stream music from your phone, tablet or other Bluetooth-enabled device. In addition, you can also insert an SD card to play music stored on the card.-With FM radio function, you can listen to your favorite radio stations. USB function allows you to connect a USB device to play the music stored on it.-With volume control, bass and treble adjustment, it can enhance your listening experience and provide you with multiple options to enjoy your favorite music.-With colorful lights, it can bring dynamic audio-visual effects and add a pleasant atmosphere.Specifications:Material: aluminum alloy.
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HIFI A1 Headphone Amplifier AMP Machine Finished Dual 15-18V Reference Beyerdynamic A1 Headphone Audio Amplifier
Aliexpress UK
(Long the MODE button to start recording, long the MODE button again to cancel recording and play the recording file; in recording mode, you need to connect a storage device U disk or TF card;). Support folder selection playback.
eBay
2 piece OPA2604AP/OPA2604AQ Dual Op Amp Second-hand Op Amp Operational Amplifier Replace OPA2604AQ LME49720NA AD827JN OPA2132PA
Aliexpress UK
10W 2 @12V 8 ohm. 20W 2 @20V 8 ohm. 30W 2 @24V 8 ohm (requires heat sink). Bluetooth version :5. Output power (@1KHz): 16W 2 @12V 4 ohm.
eBay
Douk Audio X1 HiFi Vacuum Tube Amplifier Bluetooth5.0 Receiver Valve MM Phono Turntable Amp Home Desktop Stereo Audio Amp 160Wx2
Aliexpress UK