Features: 
One multifunction button to answer, reject, hang-up, redial, mute of calling, convenient for safe driving, business working. 270 degree rotating design, suitable for left and right ears.
Wide compatible with for iPhone/Android/tablets/cell phones and other bluetooth devices.Bluetooth 5.1 technology provide crystal clear, true sound. 
Built-in advanced boom microphone and Dynamic Speaker, no pressure for smooth calling and listening to music, news. And noise cancellation Mic suitable for various environment speaking.
Rotated earplug different sizes of ear caps for your left and right ears comfortable fit, Lightweight and comfortable enough to be worn for hours at a time. Unique carrying case protects the headset from damaging and losing.
Long-term standby use: listening / talk time 10 hours, low power with the smart LED and voice will be prompted, and it can be quickly fully charged in only 1.5 to 2 hours.

Bluetooth version: 5.1
Headphone model: P13
Bluetooth: V5.1 chip
Noise reduction: CVC 8.0
Talking/listening to songs: 15-20 hours
Connection distance: 15 meters (barrier-free)
Standby time: 365 days
Talk time: 15-20 hours
Charging time: 1-2 hours
Battery capacity: 140mAh
Working voltage: 3.7V
Charging voltage: DC5V
Music time: about 20 hours
Frequency response: 20-22kHz
Material: ABS
Color: black, yellow, red, blue
Weight: 15g


Packing list:
1*Bluetooth headset
1*charging cable
1*User Manual
2*ear caps

Note:
1.Please allow slight size deviations due to manual measurement,measuring methods and tools.
2.The picture may not reflect the actual color of the item because of different photographing light and display monitor.Thanks for your understanding.