... . 2,FM radio function, auto search channels. 3,Record function digital audio Mini speakerFeatures:1. Rechargeable battery(600mAh), Long-lasting internal ... input Back access to power On/Off with Volume +/-2. Music format:MP3,WAV3. Power supply: USB cable and built-in ... engaged in the R&D, production, marketing and sale of digital IT products. Our products mainly include portable scanner,business card ...