Features 1、Dual decoding supports music in MP3 /WMA/WAV/FLAC/APE lossless formats. 2、Display with digital tube, bluetooth Version 5.0,with switch. 3、Support for MMC/Memory Card/MMA CARDS, USB interface (U disk). 4、Support radio FM, cable receiving frequency band (87.5MHZ‑108.0mhz). 5、Power cut memory function, support infrared remote control operation at a distance of 10 meters, support LINE IN for external audio input. 6、Key: four key multi‑directional control :PREV//VOL‑,PLAY/PAUSE,NEXT/VOL+,MODE. Specification Condition: 100% Brand New Item Type: Bluetooth Decoder Board Material: ABS Colour: Black Weight: Approx. 42g/1.5oz Battery Type: cr2025 Without Battery for Remote Control Key Operation Details 1. "PREV/VOL-" : In USB/Memory Card/ Bluetooth state, press short to the previous track, and set long press volume to decrease; Short press the last station in FM status 2. "PLAY/PAUSE" : press the button in USB/Memory Card/ Bluetooth state to PLAY/PAUSE; In FM status, short press the full channel search channel and coexist 3. "NEXT/VOL+" : in USB/Memory Card/ Bluetooth state, press the track and set the volume to be increased. Short press the FM status to press a station 4. "MODE" : Switch order is USB→Memory Card→FM→ Audio input → Bluetooth Description of Remote Control Keys 1. POWER:STANDBY button cannot be switched on or off 2. MODE: Switch order is USB→Memory Card→FM→ Audio input → Bluetooth 3. PREV: In USB/Memory Card/ Bluetooth state, press it to the previous track; In USB/Memory Card/ Bluetooth state long press for song fast back; In FM status, short press last station and long press scan to search last station 4. NEXT: In USB/Memory Card/ Bluetooth state, press the button for the NEXT track; In USB/Memory Card/ Bluetooth state long press for song fast forward; In FM status, short press one station and long press scan to search for the next station 5. VOL+: Press short/long to add music 6. VOL-: Press short/long to subtract music 7. REP: Switch key between single repetition and all loops when USB/SD is playing, boot to all cycle 8. Press MUTE and then cancel 9. EQ: sound field mode: NORMAL→BAS→POP→ROC→JAZZ→CLA→CUT→NORMA 10.PLAY/PAUSE: PLAY/PAUSE in USB/Memory Card/ Bluetooth state; Long press in FM status to search for all channels and coexist 11. 0~9: Make direct key in USB/Memory Card, input the selected number continuously for more than 10 times; Do direct key in FM state, you can directly input radio frequency and channel number Package List 1x Bluetooth Module 1x Remote Control 3x Pin Wires