Features:
1)File support: MPEG 1/ 2 / layer 3 (Bit /rate: 8 Kbps-256 Kbps)
2)No driver installation required (except Windows 98 SE)
3)64 MB/128MB/256MB Memory Storage for Audio Tracks or Data Files
4)Graphic LCD with blue EL backlight
5)USB high speed file transfers and date download (uplink@600 kbps/ down link @450kbps)
6)(HOLD)Lock up function,Protection data and prevent the mistake action
7)Segment replay function , excellent for language learning.
8)Have the humanized and single hand the multi-function rolling over the switch operation
9)Battery life: more than 12 hours with one AAA alkaline battery
10)Earphone output: 15mW x 2
11)Frequency range: 20Hz to 20kHz
12)S/N ratio: > 75dB
13)EMI compliance: FCC, CE, EMI, EMS