Specifications:
1) Dimensions: 56 x 38x 12mm
2) Weight: 26g
3) USB: standard USB 2.0 port
4) FM radio: 87.5-108.5MHz
5) SNR: 90dB
6) Frequency response range: 20Hz-20kHz
7) Music sampling rate: 32-210kbps
8) Storage Temp: -20~+55oC
9) Operating Temp: -10~+55oC
10) Operating relative humidity: 20-90% (40oC)
11) Storage relative humidity: 2-93% (40oC)

Features:
1) Built-in 128/256/512/1G flash memory
2) Music file formats: MP3, WMA
3) Multi-language display
4) OLED display
5) 10 hours playing through Ni-Ion battery
6) Can be used as flash drive/extra drive
7) Easy operating buttons
8) Lyrics display