Description: With the Bluetooth audio receiver module, when a cell phone and Bluetooth module match condition, the MP3 or nondestructive APE files via Bluetooth are sent to the product of the Bluetooth receiver module to play, which has greatly helped the function of the product and entertainment. This product also be like an ordinary MP3 decoder board, playing a U disk or TF card MP3 files, as well as the radio broadcast. (This product is without Bluetooth calling function, with no power amplifier, and only cont to an external amplifier can it use) Feature: * Support signal switch directly. Support USB, TF * Support Bluetooth (Bluetooth3.0 EDR) (after being paired with mobile phones can realize wireless music play) * Support USB / TF / Bluetooth/FM / LINE switch. MP3 /, WAV lossless music decoding chip. * Support USB / TF card switch, PREV, NEXT, fast forward, fast rewind, volume, EQ, play/pause, stop, single repeat, mute, shutdown, and direct election. * Support Bluetooth PREV, NEXT, volume, EQ, play/pause, mute, and turn it off. * Support FAT16, FAT32 file system. Support for MP1 Layer3, MP2 Layer3, and MP3 Layer3 versions of the song.Support 32-320 KBPS MP3 songs. * Support power-off memory function: memory play songs and volume before power off. Note: Non-smartphones (android) have to enter the password - 0000 Decoding board play mode instruction: Decoding board in the absence of memory card or U disk, boot default to /'/'audio input/'/' mode, the screen display LINE Press /'/'MODE/'/' key on the panel or the remote control switch to Bluetooth MODE,the screen shows /'/'BLUE/'/', can open the Bluetooth search condition at this time Press /'/'MODE/'/' key on the panel or the remote control switch to radio MODE, the screen display FM radio frequency, Long press /'/'PLAY/'/' button automatic searching channel Press /'/'MODE/'/' key on the panel or the remote control switch to the U disk or memory card /'/'play MODE/'/', the screen displays the time schedule of the song The remote control instruction: 1. POWER: The STANDBY button cannot switch. 2. MODE: TF card and U disk: switching sequence for USB→TF→Bluetooth→FM→AUX; Only U disk: switching sequence for USB→Bluetooth→FM→AUX; Only the TF card: switching sequence for TF→Bluetooth→FM→AUX; There is no USB and TF card: switching sequence for FM→AUX→Bluetooth. 3. PREV: In USB/TF / Bluetooth MODE, short press for PREV; In the USB / SD MODE, long press for fast rewind; In FM MODE, short press for the last channel, long press for scan search last channel. NEXT: In USB / TF/Bluetooth MODE, short press for NEXT; In USB / TF MODE, long press for fast forward; In FM MODE, short press for the next channel, and long press for scan search the next channel. 4. VOL +: short/long press for music. VOL -: short/long press for music. 5. REP: In USB / TF MODE, is the switch key between single repeat and whole cycle when playing music, boot for all cycles. 6. STOP: In the USB / TF MODE, short press to STOP the music playing. 7. MUTE: MUTE, press for MUTE, press again for relief (also can relieve by VOL- /VOL+). 8. EQ: Acoustic field MODE.The NORMAL→BAS→POP→ROC→JAZZ→CLA→CUT→NORMAL 9. PLAY/PAUSE: In USB/SD/Bluetooth MODE for PLAY / PAUSE; In the FM MODE, long press to search all channels and save. Specification: Installation pitch: 92 mm wide Installation hole: 83 x 20 x 38 mm Overall dimensions: 107 x 25 x 38 mm Input voltage: 5-12 V