Queen.Y Bluetooth Audio Receiver Board 4.1 MP3 Lossless Decoder Wireless Stereo Speaker Amplifier Module DIY Speaker Modified

Features: 1. Support bluetooth 4.1, support automatic back connection function, support WAV+APE+FLAC+MP3 lossless decoding, stereo channel output. 2. Precise incisions and interfaces insure perfect suitability for mounting locations and ease of installation. 3. The module is made of high quality materials, which can effectively avoid corrosion and wear. 4. Professional chip sets provide excellent performance in the system. 5. Standard 3.5mm interface, which can input stereo sound source, plug in earphone, and connect power amplifier. 6. Easy to operate and anti-aging, extend the service life. Specification:  Condition: 100% Brand New Material: ABS Color: As Pictures Shown Size: Approx. 3*3*1cm / 1.2*1.2*0.4inch Power Supply Interface: Universal Micro USB 5V Power Supply Bonding Pad:External 3.7V-5V LED Indicator Light: Normally on in bluetooth mode, flash in music play mode Package List:  1 * Amplifier Module