Hilitand MP3 Decoder Board, 5V Bluetooth Lossless Speaker Decode Board with Amplifier, Decoder Board Module, Support MP3/WMA/WAV/FLAC Format Music

Specification: Material: ABS Color: Silver Working voltage: DC5V 5V (the 3.7V5V is connected to the back of the board. If the 3.7V lithium battery is used, the 3.5DC5V hole of the panel is the input of charging) Working current: 800MA1.2A Output amplitude: 10W (connected to two 4 ohm 5W fullrange speakers) Panel size: 135 * 73 * 45 MM Opening size: 117 * 54 * 45 MM Size: 135 * 73 * 45mm / 5.3 * 2.9 * 1.8in Weight: approx. 93g Package List: 1 * Decode Board Panel button description: 1. "PREV/VOL": Use a potentiometer with a switch; 2. "PLAY/PAUSE": In the USB/SD/Bluetooth state, short press play/pause; in the FM state, long press the full channel search station and save the station. 3. "Upper/Slow": When USB/SD playing status, press and hold for fast forward and fast reverse; in Bluetooth state, short press for up/down track; in FM state, short press up/down for Radio station. 4. "MODE": USBSDBluetoothFMAUX Switch