Features: <br>1. Support bluetooth 4.1, support automatic back connection function, support WAV+APE+FLAC+MP3 lossless decoding, stereo channel output, also comes with TF card slot, support U disk, TF card play. <br>2. Precise incisions and interfaces insure perfect suitability for mounting locations and ease of installation. <br>3. The module is made of high quality materials, which can effectively avoid corrosion and wear. <br>4. Professional chip sets provide excellent performance in the system. <br>5. Standard 3.5mm interface, which can input stereo sound source, plug in earphone, and connect power amplifier. <br>6. Easy to operate and anti-aging, extend the service life. <br> <br>Specification: <br>Condition: 100% Brand New <br>Material: ABS <br>Color: As Pictures Shown <br>Size: Approx. 4.5 * 4 * 1cm/1.8 * 1.6 * 0.4in <br>Power Supply Interface: Universal Micro USB 5V <br>Power Supply Bonding Pad:External 3.7V-5V <br>USB (U Disk) Interface: Support play files of MP3/WAV/APE/FLAC format in the U disk, support FAT16/32 file format <br>TF Card Slot (NOT Including TF Card): Support play files of MP3/WAV/APE/FLAC format in the TF card, support FAT16/32 file format <br>LED Indicator Light: Normally on in bluetooth mode, flash in music play mode <br>3.5mm Stereo Output: Standard 3.5mm jack <br> <br>Package List: <br>1 * Module1、Support bluetooth 4.1, support automatic back connection function, support WAV+APE+FLAC+MP3 lossless decoding, stereo channel output, also comes with TF card slot, support U disk, TF card play. <br>2、Precise incisions and interfaces insure perfect suitability for mounting locations and ease of installation. <br>3、The module is made of high quality materials, which can effectively avoid corrosion and wear. <br>4、Professional chip sets provide excellent performance in the system. <br>5、Standard 3.5mm interface, which can input stereo sound source, plug in earphone, and connect power amplifier.