B2 Wireless Bluetooth 5.1 Foldable Noise Reduction Headset

Feature:
1. Upgrade Version5.1 Bluetooth, no delay, efficient and smooth continuous conneciotn;
2. Rotatable folding microphong, practiocal but not cumbersome;
3. Ultra-long battery life design, charge once for a week
4. 40mm large moving coil unit, the original sound is close at hand.
5. Support both wireless and wired modes, to meet different usage scenarios.

Description:
1. Bluetooth Version: V5.1
2. Bluetooth Distance: 10m
3. Battery: 3.7V/400mAh
4. Play time: 6-7 hours
5. Resistance: 32 ohm
6. Frequency Response: 20Hz-20KHz
7.Sensitivity: 105DB
8.Charging port: TYPE-C

Package included:
Bluetooth headset x1
Charging cable x1
Audio cable x1
Manual x1