TPA3116D2 2.1 Digital Power Amplifier Board, 2x80W+100W(Bass) Audio Stereo AMP Module for Audio System DIY Speakers 12-26V

TPA3116D2 2.1 Digital Power Amplifier Board, 2x80W+100W(Bass) Audio Stereo AMP Module for Audio System DIY Speakers 12-26V

Bluetooth Amplifier Board,50w+50w 2 Channel Audio Amplifier Board Suitable for retrofit Speakers Bluetooth Speakers,Easy Installation and Password Free Connect to Phone with Protective Shell

Bluetooth Amplifier Board,50w+50w 2 Channel Audio Amplifier Board Suitable for retrofit Speakers Bluetooth Speakers,Easy Installation and Password Free Connect to Phone with Protective Shell

2pcs Bluetooth Audio Receiver Board BT 5.0 Stereo Audio Amplifier 3.7-5V Car Speaker Amplifier for DIY

$7.99
Availability: In stock
SKU
051
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  • Decoding Format: WAV+APE+FLAC+MP3 lossless decoding, stereo output.
  • BT5.0-Audio: Genuine 5.0 Bluetooth audio decoding chip. Supports incoming voice calls and can be used as a computer sound card.
  • Transmission Distance: 15m transmission under barrier-free environment.
  • Application: With the basic functions of BT5.0 Audio, long-distance transmission, lossless sound quality, Bluetooth 5.0 is backward compatible with Bluetooth 4.2, 4.1, 4.0.
  • Charge and Discharge: This product has the function of charging and discharging, and can be powered by USB power. Note: If the USB is suddenly disconnected during charging and playback, Bluetooth will automatically restart, automatically connect and maintain the previous playback state.

Participating parameters:
Colour: Black
Size: 30 * 30mm
Power supply: 3.7-5V
Signal to noise ratio: 90DB
Total harmonic distortion + noise: -70DB
Crosstalk: -86DB
Support profile: ADP / AVCTP / AVDTP / AVRCP / HFP
Transmission distance: 15m (under barrier-free environment)
Decoding format: WAV+APE+FLAC+MP3 lossless decoding, stereo output

Features:
Charge and Discharge: This product has the function of charging and discharging, and can be powered by USB power. Note: If the USB is suddenly disconnected during charging and playback, Bluetooth will automatically restart, automatically connect and maintain the previous playback state.
LED Indicator: When the power is supplied by a single USB, the red light flashes, indicating that the power supply is normal; when the power is supplied by a single battery, the yellow light is always on, indicating that the battery is supplying normally; A flashing light indicates that it is charging, and a steady red light indicates that the battery is fully charged.
Incoming Call Voice Call Function: After Bluetooth is connected, turn on the call audio mode in the Bluetooth settings. If the phone comes in, you can answer/hang up through the PLAY/STOP button.
When the computer sound card is used: tin the pads in the two boxes corresponding to the Sound Card on the back of the module, and connect it to the computer USB port through the USB cable at this time, and it can be used as a sound card. The sound played by this computer is output through the audio interface of the module.

Package Including
2 * MP3 Audio bluetooth 5.0 receiver board

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