Popular Wireless Stereo MP3 Bluetooth Headset
Function:Bluetooth,handfree,next/forward song,volume control,pause
Bluetooth version:4.1
Frequency range:2.4-2.48GHz
Transmission distance:Up to 10m
Support:A2DP, AVRCP, HSP,HFP
Frequency response:20-22kHz
Music/Talk time:Up to 5hrs
Standby time:Up to 180hrs
Operating temperature:-10ºC-50ºC.
Accessories:USB cable,two pairs of silicone earmuffs,user manual,neckband
Two ways of waring and four cases optional
| Function: | Bluetooth,handfree,next/forward song,volume control,pause | 
| Bluetooth version: | 4.1 | 
| Frequency range: | 2.4-2.48GHz | 
| Transmission distance: | Up to 10m | 
| Support: | A2DP, AVRCP, HSP,HFP | 
| Frequency response: | 20-22kHz | 
| Music/Talk time: | Up to 5hrs | 
| Standby time: | Up to 180hrs | 
| Accessories: | USB cable,two pairs of silicone earmuffs,user manual,neckband | 










