Feature:
As long as there is a Bluetooth device, you can connect to support Bluetooth 4.1, 4.2 connection mode, compatible with Bluetooth, smart phones, computers, tablet digital devices
Comfortable ear ergonomic in-ear design that fits snugly into the ear canal for a more comfortable fit
With a simple one-button operation, it is convenient and quick
Specifications:
Material: ABS
Bluetooth Protocol: 5.0
Color: Black/White
Channel: Bilateral Stereo
Type: In-ear
Frequency Range: 20Hz-20KHz
Working Range: 10m
Earphones Battery: Built-in 3.7V 50mAh Rechargeable Battery(Included)
Charging Compartment: Built-in 3.7V 300mAh Rechargeable Battery(Included)
Earphones Talking Time: about 4 Hours
Earphones Listening Music Time: about 4 Hours
Earphones Charging Time: about 60 Minutes
Standby Time: about 180 Hours
Charging Box Charging Time: 2H
Times of Charging Box: 3 Times for Earphones
Size:4cm x 1.6cm x 0.6cm/1.57"" x 0.63"" x 0.24"" (Approx.)
Charging mode: please use a 5V / 1A charger to charge the headset, and disconnect the power supply when it is fully charged

What's included""
2* Headphones
1* Charging Box
1* Charging Cable
1* Instructions