Sport Mp3 Players with headphone

Techno-parameter: 1.Power voltage:3.7V(400mAH Li-ion rechargeable battery) 2.Static state current: 40uA. 3.Output current: 100mA. 4.Working time full of power: 5 Hours.

5.Charging voltage for 5V supply by PC USB charging power: 200mA. earphone also can listen to the music come from headphone with MMC\SD card. input port charge power can read and write the files of MMC/SD card. portUSB 1.1 10.Support format: MPEG 1,Layer 3 11.Sampling rate: (Bit Rate) 32/44.1/48KHz (8Kbps~320Kbps) 12.SNR: About 70dB (1 k Hz) 13.Sensitivity: 108 3 dB at 1 k Hz S.P.L 14.Frequency response: 20Hz - 20 k Hz 15.Channel separate rate: 30 dB at 1 k Hz S.P.L 16.Speaker resistance: 32ohm 10% 17.Speaker size: 40mm 18.Output power: 10mW