TF card U Disk MP3 Format Decoder Board Decoding Audio Player Module, 501 Original

Features: Super High Tone Quality: with onboard 2W mono amplifier (highest up to 3W) Micro USB power supply interface: Power supplied by power bank, USB adapter, or 3.7V lithium battery. Support TF card, U Disk , and MP3 format With speaker amphenol connector, does no need to weld, convenient to connect the wire. Module design for convenient modifying Instruction of Buttons: \"Prev / V--\" button: \"Press\" for switching previous song, \"longpress\" for volume down \"Next/v++\" button: \"Press\" for switching next song, \"longpress\" for volume up. \"P / P / Mode\" button: \"Press\" for the \"Play/Pause\" Switch, \"long press\" for U disk, TF card mode. \"Repeat\" button: \"Press\" for \"single/all song\" mode(nolong press) Note: 1.The \"Long press\" approximate 2S.2 .If you use U disk mode, it is recommended 5V power supply, and some U diskdoes not support 3.7V power supply. Specifications: Item: Decoding Play Module Power Supply Range: 3.7~5.5V Net Weight: 9g Size: Approx. 50 X 37 X 14mm/1.97 X 1.46 X 0.55in.1 X MP3 Decoding Play Module