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MP3 bluetooth Decoder Board Lossless Car Speaker Audio Amplifier Board Modified DIY Audio Receiver 4.1 Module
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MP3 bluetooth Decoder Board Lossless Car Speaker Audio Amplifier Board Modified DIY Audio Receiver 4.1 Module

- China

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Main Features


Supply voltage: DC 3.7-5V
Power supply interface: MICRO USB port or 2.54mil pin
Length, width and height: 3.3x3.5x1.1cm
Bluetooth name: BM3
This batch of Bluetooth password: 1688 (you need to enter a password to connect, can not be modified)
Communication distance: 3-12 meters (depending on environmental obstacles)
Bluetooth version supported: Bluetooth 4.1 or below
Support mobile phone system: Android, Apple system
Channel: two channels
Audio quality: MP3 lossless decoding
Self-contained amplifier: NO
External power amplifier: no limit to external power amplification
PCB thickness: 1.6mm
Needle spacing: 2.54mil


1. Have a Bluetooth connection password to prevent others from accidentally connecting.
2. Ultra-small size, easy to embed modified products
3. Two-channel stereo output, compatible with most of the market power amplifier, home audio and video, car audio and other equipment
4. Standard MICRO MINI USB 5P interface, the equivalent Android phone charging port can be powered by mobile phone data cable
5. The specific DIY embedded modified pins, can be plugged with their own circuit board welding modification
6. High fidelity output circuit, resistance and capacitance isolation, no noise, good sound quality
7. Wireless plug U disk, memory card and button settings, pure mobile phone operation connection to play MP3
8. With a state foot, for professional use, such as the combination of single-chip and relay switches to achieve music table lamps.

Application scenario:

1. Car audio conversion, home audio modification
2. Personal DIY Bluetooth audio, electronic project production
3. Square dance audio, suburban audio modification

 Package includes:

 1 x MP3 bluetooth Decoder Board


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