This wire-less headset adopts a new generation of BT5.0 version, which can provide more stable signal. And it is with 3D stereo surround sound effect, which will deliver crystal clear sound quality for an immersive experience. Suitable for most BT-enabled devices, like for iOS/Android smartphones, etc. Easy to connect and use.
Features: 
The BT headset adopts advanced BT5.0 version, providing more stable signal. 
3D stereo surround sound effect, it delivers crystal clear sound quality for an immersive experience.
Built-in high sensitivity speaker, it will provide a premium listening experience.
Built-in microphone for convenient hands-free calling.
Support Ai intelligent voice-control function.
Support connect with 2 mobile devices simultaneously, more convenient to use.
For iOS devices, the battery-electricity can be displayed on the screen.
Ergonomics design, comfortable for long time wearing.
Widely suitable for most BT-enabled devices, like for iOS/Android smartphones, etc. Easy to connect and use.
Specifications:
Model: H72
Color: Black
BT Version: V5.0
Operation Range: 10m 
Vocal Track System: Bi-channel Stereo
Headphone Type: In-Ear
Signal Noise Ratio: ≥90dB
Rechargeable-battery: 3.7V/160mAh 
Charging Time: about 4 Hours
Talking Time: about 8 Hours
Music Time: about 7 Hours
Package Weight: 150g / 5.29ounce
Package Size: 200 * 185 * 30mm / 7.87 * 7.28 * 1.18in
Package List:
1 * Headset
1 * Charging Cable
1 * User Manual