Hi6 Wireless Headset Bluetooth V5.2 Hands-free Single Ear Headphones 36h Business Driving Music Earphones blue

Name: Hi6 Wireless Headset
Product chip: BT8925B
Bluetooth-compatible version: V5.2
Bluetooth-compatible protocol: A2DP AVRCP HFP
Communication distance: 10 meters
Transmission frequency: 20HZ-20KHZ
Continuous call: about 28 hours
Play music: about 36 hours
Standby time: about 240 hours
Charging time: 2.5 hours
Battery capacity: 220mAh
Charging interface: TYPE-C
Headphone size: 69.2 x 18.3 x 12.2mm
Color: black, blue

Packing list: 
Headset x 1
Charging cable x 1
Instructions x 1

Note:
Due to manual measurement, please allow 1-3 cm error, thank you.
Due to screen and other objective reasons, there may be a certain color difference, please understand.