Sunglass MP3 (Sunglass MP3)

patible formats: MP3, WMA, ADPCM
3.Standard USB port
4.Integrated USB drive
5.Play function: play in order, pause, resume playing
6.Delete function: delete current or all songs or
7.Integrated Microphone supporting ADPCM recording
8.Continuous playing time: 8 hours
9.Recharging time: 2 hours
10.230mAh/3.7V macromolecule polymer Li-ion recharging battery
11.Automatically detected battery voltage and capacity
12.Battery consumption saving function:
12.1Automatic power off if no button pushed in 2 minutes under pause status
12.2Automatic power off in 2 minutes when all tracks played
13.Voice output power: 5mW + 5mW
14.Voice output frequency: 20Hz ~20kHz
Inner packing:
1pc/gift box
Outer packing:
50pcs/ctn
Carton dimensions:44 x 39 x 55cm
G.W.:12.5kg