Features: Bluetooth call function Recording function Music format: MP3 / WMA / WAV / FLAC / APE lossless format music Radio FM frequency: 87.5-107.5 MHZ Folder switching function Support function introduction: support MP3 / USB / TF/ LINE IN / FM / BLUETOOTH/remote control connection/DC 5V-26V About the structure: Panel size: length 112 * width 62 MM, the panel is surrounded by screw holes, the depth of the board is 22MM ●Description of recording function 1. Long press the MODE button to start recording, and long press the MODE button again to cancel the recording function and play the recording file; 2. When recording, you need to connect a storage device, such as a U disk or TF card; Under storage devices, such as a U disk or TF card, long press the PLAY/PAUSE button (play/pause) to enter the recording folder and play the recording file. Note: The minimum current is 2A, the maximum is not required Specifications: Type: Big remote control/Small remote control Model: JQ-D009BT (Power amplifier 2*40W) Main control IC: Zhongke Nanxun AB5362B Bluetooth IC: Zhongke Nanxun AB5362B Bluetooth version 5.0 Power amplifier ICCS8673E, power: 2*40W (80W requires Voltage value: DC25V) Package Includes: 1*MP3 Decoder Board