Bluetooth MP3 Audio Decoder Board WMA USB SD FM AUX Decoding Car MP3 Module Lyrics Synchronization DIY Speaker Amp Home

Specification Power DC9 12VOutput 500MVRated input 12V 0 2AOperating temperature 20C 60CSize 120x63mm Features 1 Support stereo Bluetooth speaker function that is mo bile phones and other devices can send music to speakers A2DP via Bluetooth 2 Support the speaker terminal to switch the up and down songs through the Bluetooth control mo bile phone and other devices to adjust the volume 3 Bluetooth based on CLASS2 power level using Bluetooth 2 1EDR specification compatible with Bluetooth 3 0 and below applications the transmission speed can get 3Mbit s 4 support playing SD MMC Card and U disk music music formats are MP3 WMA WAV excluding licence 5 support FM the frequency band is 87MHZ 108MHZ 6 support AUX input that is external audio source can access the speaker through AUX and can adjust the volume on the speaker 7 support speaker status broadcast can play a variety of speaker status and modify the broadcast language according to user needs 8 support function switch hotkey one button in Card u disk AUXIN FM Bluetooth playback MODE button on the remote control is the function switch button 9 support firmware encryption 10 support USB connection to the computer for firmware upgrades 11 FAT16 FAT32 ExFAT Fat64 file system support12 support directory level 8 subdirectories 13 the number of supporting documents single directory does not limit the number of files the total number of music files within 9999 can be sup