2 in 1 bluetooth adpter

3.5mm jack;             

can be connected with MP3 player, computer and PMP;                                               

Operation Distance: Within 10m                                   

Embedded rechargable Li-batteries:300mAh                                    

Normal charging time: 2~2.5 hrs       

Calling time: 12hrsStandby time: 200hrs                    

Size:85*32*15mm                        

Weight: 18.8g

usb bluetooth dongle