Bluetooth Chipset: JL6983D2 / BT5.3

Audio Code: SBC/AAC

Touch Button

Driver Dize: Φ14mm

Speaker Sensitivity: 120± 3dB

Earbuds Battery Capacity: 50mAh rechargeable battery

Charging Case Battey Capacity: 200mAh

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

Charing Case: 200mAh Battery (About 3 times charge to earbuds)

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

Earbuds Weight: 10 g(single earphone)

Charge Case Size: 87*62*29 mm (L*W*H)

Charge Box Weight: 52 g

Charge Interface:  Type C