Bluetooth Chipset: JL AD6976 / BT5.1

Audio Code: SBC/AAC

Touch Button

Driver Dize: Φ13mm

Speaker Sensitivity: 102 ± 3dB

Earbuds Battery Capacity: 30mAh rechargeable battery

Charging Case Battey Capacity: 300mAh

Earbuds Working Time: Music/Talking time up to 4-5 Hours/Charge

Charing Case: 300mAh Battery (About 3 times charge to earbuds)

Charging Time: Case / 1.5 Hours, Earbuds: : 1 hour

Earbuds Weight:3.9g (single earphone)

Charge Case Size: 62*53.7*24.5mm (L*W*H)

Charge Box Weight:30.5g

Charge Interface:  Type C