MP3 Decoder Player Module DC 9V Audio Module for Speaker or Other Appliances Description: [Main functions]: Mp3 board, Dual decoding, decoding board module with audio amplifier board, Support MP3 /WMA / WAV / / APE format Music; Support wired and wireless microphone; With recording function, record microphone sound ; [Supports]: MP3 player board, Support TF card, USB , FM radio , search frequency band (87.5MHZ-108.0MHZ) AUX , supports Power off memory function, make the audio equipment more easily play , MP3 player file inside. [Specifications]: Mp3 player module, Amplifier power : 2x10W, Input voltage: 7.4V, Charging voltage: DC 9V [ Easy to Operate]: Audio amplifier board, , MODE /PREV/ SCAN / NEXT / REC / MIC ; With reverberation, and bass adjustment knob, with microphone volume knob [Widely Applications]: Audio Module, Exquisite design , simple and elegant appearance, MP3 board can easily used to improve the sound quality of ordinary audio, widely used equipment, household appliances, broadcasting systems, etc Specifications: Material: ABS Size: 205mmx80mm/8.07inchx3.15inch Power: 2x10W Input voltage: 7.4V Charging voltage: DC 9V Package Includes: 1Pcs MP3 Board