Bluetooth 4.0 +EDR Headphones HS-06 Sport Stereo In-ear Portable Headset Earphones Hand-free with Mic for Smart phones 

Specifications:
Color: Black 
Bluetooth Chip: Vimicro
Bluetooth Name: HS-06
Bluetooth Version: Bluetooth 4.0 + EDR
Bluetooth profile: HSP, HFP, A2DP, AVRCP 
Frequency Response: 20 ~ 20KHz
Total Harmonic: Distortion: < 5%
Sensitivity: 104dB spl / Mw @ 1KHz
Bluetooth working range: 10m
Rechargeable battery type: Li-ion battery
Talk Time:6 hours 
Music Play Time: 5hours
Standby Time: 60 ~ 80 hours
Charging Time: 2h
Charging: DC 5V 500mA
The headset cable length: 65cm
Main item weight: 17g / 0.62oz
Package size: 20.5 * 10.0 * 3.0cm / 8.07 * 3.94 * 1.18 in
Package weight: 77g / 2.74oz

Package list: 
1 * Sport Wireless Bluetooth 4.0 Headset
1 * USB Cable
1 * English User Manual