Foldable Bluetooth Headphones wireless headsets

Bluetooth version: 5.0

Operation Distance: 10m;

Sensitivity: 102dB  ±5dB

Frequency response: 20Hz-20 KHz

Speaker: Ø40mm

Impedance: 32Ω

Music Playing Time: 5 hours

Charge Time:  About 1 hours

Battery Capacity: 200mAh