USB Features

• USB2.0 SD/MMC Card Reader

• SD/MMC Flash memory cards 16M/32M/64M/128M/256M/512M/1G/2G Bytes  supported

MP3 Feature

Six keypads (play/stop/power-on, next/forward, previous/backward, volume-up, volume-down, lock)

Head phone output .mp3 format supported

Bit-rate:

MPEG-I layer 3 : 32, 40, 48, 56, 64, 80, 96, 112, 128, 160, 192, 224, 256, 320 Kbps

MPEG-II & MPEG-2.5 layer 3 : 8, 16, 24, 32, 40, 48, 56, 64, 80, 96, 112, 128, 144, 160 Kbps

Sample rate:

MPEG-I layer 3 : 44.1K, 48K, 32KHz

MPEG-II layer 3 : 22.05K, 24K, 16KHz

MPEG-2.5 layer 3 : 11.025K, 12K, 8KHz

Output Features

• Frequency Response: 20Hz~20KHz

• S/N(Signal to Noise Ratio): 92dB

• Channel Separation: 80dB

• THD (Total Harmonic Distortion) : 0.02%

• Maximum Output: 31mW (by R_L=32O)

(Notes: These values depend on your Head-phone driver selection)

Power Features

USB card reader mode: 25~35mA

MP3 player mode: 60~100mA (1 AAA battery, DC 1.5V)