New HBS850 Sport Bluetooth Headphone HBS-850 Neckband Headset for iPhone for Samsung for Bluetooth Device with Retail Box DHL EAR183

Features:

1.Bluetooth V4.0

2. Frequency: 2.4GHz-2.48GHz

3.Operating Distance: 10m

4.Standby time:about 100 hours

5. Talk Time: over 4 hours

6.Voltage:3.6 v

7.Battery:Built-in rechargeable li-on polymer battery

8.Charging Plug:A/C charger

9.Charging time:1-2h

10.Working Temperature:0 + 60degree `

Color : black white gold blue red， Please remark the colors you want or we will send in random， thanks.