Specifications:
<br />
<br />Bluetooth version: Bluetooth 4.1 + EDR
<br />Frequency: 2.4 ~ 2.48G Hz
<br />Transmission distance: Up to 10m
<br />Communication protocol: HFP, HSP, A2PDP, AVRCP
<br />Frequency response: 2.4GHz
<br />Microphone sensitivity: -45dB
<br />Power: Built-in rechargeable Li-ion battery
<br />Charging voltage: 5V
<br />Charging time: 2 hours
<br />Conversation time: 5 ~ 6 hours
<br />Standby time: 160 hours 
<br />Color: Black
<br />
<br />Package include:1pcs headphone.<p> <b><b><img src="https://contestimg.wish.com/api/webimage/59c6345b42c05262734b9a63-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/59c6345b42c05262734b9a63-1-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/59c6345b42c05262734b9a63-2-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/59c6345b42c05262734b9a63-3-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/59c6345b42c05262734b9a63-4-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/59c6345b42c05262734b9a63-5-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/59c6345b42c05262734b9a63-6-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/59c6345b42c05262734b9a63-7-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/59c6345b42c05262734b9a63-8-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/59c6345b42c05262734b9a63-11-large.jpg></b></b></p>