Bluetooth chipset: JL70233, V5.3+EDR

Support: HFP, HSP, A2DP, AVRCP and SPP

Earbuds battery: 30 mAh rechargeable battery 

Battery box: 185mAh

Working distance: 10 M

Standby time: 80 hs

Playing time:  3.5hs 

Demension of earbuds: 32.6*24*21mm,

 N.W:3.6 g

Charging box: 60*45.5*24.7mm, N.W:  26.6g

Package:16*11.5*3.5cm; G.W:94g

Carton size:54*36*34cm; 90pcs/carton

Carton N.W/G.W:12KG/12.9KG