Airwave Headphone

Bluetooth chipset: JL AC7006F8
Bluetooth version: Bluetooth 5.4 Transfer distance: 10m
Charging time: About 2 hour
Music time: About 21 hours 80% volume
Control: Touch control
Impandence: 32Ω±15%
Driver: Φ14.2mm
Frequency: 20Hz~20KHz
Sensitivity: 119 ± 3dB
Battery capacity: 250mAh
Waterproof IPX5
Build-in 32G TF card
Courch Sound Technology with good sound quality