Product description
>bluetooth type: Headphone
>bluetooth version: 3.0 1~2
>Frequency range: 2.4GHz-2.48GHz
>Transimission power:Glass 2
>Working voltage: 3.6V
>working current: ≤25mA
>Transimission distance: 10m
>Charging time: 1~2hours
>conversation time: approximate 4 hours
>sdandby time: 100hours
>accessory: ear-hook 1pc, charger,manual,plus headset

Feature:
wireless Bluetooth transfer  transfer long distance  
High quality                                                                      
Easy use music ,talk ,radio function                                                     
Support TF card &listen music and radio 
Can receive all telphone tablet pc computer

Accessories:
USB Cable                                  
ear cap .      
ear hang                                                  
Blister packing                                       
user manu