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Description:
MMC/SD card.9.USB 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 kHz)
13.Sensitivity: 108 /- 3 dB at 1 kHz S.P.L
14.Frequency response: 20Hz - 20 kHz
15.Channel separate rate: 30 dB at 1 kHz S.P.L
16.Speaker resistance: 32ohm /- 10%
17.Speaker size: 40mm
18.Output power: 10mW
