Description:OOTDTY100% brand new and high quality Feature:Made of high quality material, sturdy, durable and good performance, long service life. The new version of the VHM-314-V3.0 adds IR remote control, buttons, DIP switch, charging and other functions, and the sound quality has also been improved. DIY-PC interface: connect the USB-PC to the back of the board, connect to the computer with MICRO to use it as a sound card, and the IR remote control can switch to Bluetooth mode at any time. IR Remote Control: On/Off Switch/Mode Switch/Mute/Pause/Prev/Next/EQ Switch/ Volume (The mode can only be switched as a sound card, the volume can synchronize the computer volume). DIY-M interface: H-L, high output power, low output after 1s; L-H, low output power, high level output After 1s (can be connected to the mute pin according to the power amplifier, can realize Bluetooth mute function without music output, eliminate sound After power on, low power consumption, etc.)Toggle switches: as soon as battery powered: used as a switch. When powered by USB, the module cannot be turned on. (Only when the USB power adapter is not connected to the battery, please switch to the Micro end power adapter, otherwise the sound quality may be affected.) Designed with LED indicator light, Bluetooth indicator: blue; Power Indicator: Red. Bluetooth 5.0, Bluetooth audio source, IR remote control, DIP switch. Specifications:Item Type: Bluetooth MP3 Decoder BoardMaterial: Electronic ComponentsSize: Decoding Board: 32x3 0mm/1.2x1.1in, Remote Controller: 85x3 9mm/3.3x1.5inColor: as shown in the figureBluetooth Name: VHM-314 V3.0Bluetooth Version: Bluetooth 5.0Decoding Format: WAV+APE+FLAC+MP3Power Supply Voltage: 5V USB/3.7V Lithium BatteryOutput Adapter: 3-Wire Audio/DIY Interface padOutput Type: Analog SignalOperation Method: IR Button/Remote ControlQuantity: 1 set Bluetooth connection interface: After opening the Bluetooth interface from the mobile phone, when the VHM-314 V3.0 is displayed, click the name to and use. When the connection is successful, it will sound "ding dong", and when disconnected, there will be a "dengdeng" sound. Instruction and warm tips:1. Please use a maximum of 5V power supply for the BAT interface, which can be directly powered by a 3.7V lithium battery;2. The maximum charging voltage of the MICRO interface shall not exceed 6V;3. The toggle switch can only control the battery switch, and the power supply can only be switched after USB in the sound, no matter it is the battery power or the micro power supply;4. 5.VHM-314 does not have a charging version, you can not directly charge the lithium battery without the lithium battery cover chip. Note: Transition: 1cm=10mm=0.39 inchPlease allow 0-1cm error due to manual measurement. Pls make sure you don't mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package Included:1 x MP3 Bluetooth Set-top Box Board1 x Remote Control