Shutdown can save songs after order, the default volume
VOL + / next song, VOL - / song, boot for wire control (inserts earphone can) (VOL - in the machine to the maximum) (the volume minimum 3 seconds)
320kbps MP3, 8kbps - 384kbps 64kbps -, WMA, audio files (all looping)
Read: 860KB/S, write: 990KB/S
Play current: MP3:25mA, WMA: 32mA
Battery capacity: 120mA (35 & # 215; 12 & # 215 4mm);
Machine size: 43 & # 215; 15 & # 215;8mm
Color: (UV paint) black

Packing:

product size:42*14*7
product weight:18g
carton size:35*20.5*57.3
50PCS/cartoon
N.W:4.5kg