Bluetooth Chipset: JL7003D / BT5.3

Audio Code: SBC/AAC

Touch Button

Driver Dize: Φ16.2mm

Speaker Sensitivity: 112± 3dB

Earbuds Battery Capacity: 70mAh rechargeable battery

Charging Case Battey Capacity: 500mAh

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

Charing Case: 500mAh Battery (About 2 times charge to earbuds)

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

Earbuds Weight: 11.3 g(single earphone)

Charge Case Size: 93.8*62.2*30.6mm (L*W*H)

Charge Box Weight: 85.8 g

Charge Interface:  Type C