Please according to your own measurements to choose your suitable size. The tags inside the items will show in our Asian (Type) size.
Supply voltage:DC 3.7-5V
Power supply interface:MICRO USB port or 2.54mil pin
Length, width and height:3.3×3.5×1.1cm
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
Audio quality:MP3 lossless decoding
External power amplifier:no limit to external power amplification
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.
1. Car audio conversion, home audio modification
2. Personal DIY Bluetooth audio, electronic project production
3. Square dance audio, suburban audio modification
1 x MP3 bluetooth Decoder Board
MP3 bluetooth Decoder Board Lossless Car Speaker Audio Amplifier Board Modified DIY Audio Receiver 4.1 Module
Shipping:Standard Shipping about 10-25 business days