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