Specifications:
1) Size: 59.2 x 39.5 x 11.8mm
2) Weight: 34g
3) USB: USB 2.0
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: -20~55?
9) Operating Temp.: -10~55?
10) Operating relative humidity: 20-90% (40?)
11) Storage relative humidity: 2-93% (40?)

Features:
1) Music file format: MP3, WMA
2) Supports software updates
3) Free drive/use as flash disk
4) High quality digital voice recording
5) A-b repeat
6) 7 equalizer modes: jazz, classical, rock, pop, normal, DBB,soft
7) 14-language display and FM built
8) Three-color OLED
9) Power saving
10) Built-in rechargeable Ni-MH battery
11) ID 3

Inner packing:
Dimensions: 92.2 x 34.1 x 12.5mm
Weight: 34g

Outer packing:
Dimensions: 176 x 137 x 55mm
Weight: 250g