1.BT Version: 5.3 Chipset : JL 6983D;
2.Bluetooth profile: A2DP/AVRCP/HSP/HFP
3.Drive dimension: φ13mm;
4.Impedance: 32Ω
5.Frequency range: 20Hz-20KHz
6.Input Port : Type-C
7.Operating Distance: 10M
8.Sound track system: Stereo
9.Battery Earbuds: 30mAh Li-polymer;
Charging case capacity: 300mAh Li-polymer
10.Working Time: about 5hrs(100% volume) 11.Charging time: earbuds 50mins, charging case 1.5hrs
12.Qty. of charging earbuds from case: ≥3times
13.Weight of earbud: 3.3g*2
14.Weight of charging case: 26.3g