The AUDI Smart Wireless Bluetooth Headset is stable and comfortable to wear, it follows ergonomic design, which makes the earphone extremely fit the structure of the ear, and it can be firmly fixed to the ear even during intense exercise. 

The sound quality is tuned and calibrated by a professional acoustics team, using Bluetooth 5.0 technology, the wireless connection is more stable and fast. 

It brings you a comfortable audio listening experience.

Bluetooth version: 8763B 5.0

Support Bluetooth protocol: HSP, HFP, A2DP, AVRCP

Transmission distance: 10 meters

Headphone battery capacity: 3.7V / 55mAh

Battery box battery capacity: 3.7V / 500mAh

Call and music playback time: more than 4 hours

Standby time: more than 300 hours

Battery box charging port: Micro USB

Battery box charging time: about 2.5 hours