1.BT Version: 5.3  Chipset : AB5656;
2.Bluetooth profile: A2DP/AVRCP/HSP/HFP
3.Drive dimension: φ10mm;
4.Impedance: 16Ω
5.Frequency range: 20Hz-20KHz
6.Input Port : Type-C
7.Operating Distance: 10M
8.Sound track system: Stereo
9.Battery Earbuds: 40mAh Li-polymer;
Charging case capacity: 350mAh Li-polymer
10.Working Time: ≈5-5.5hrs

11.Charging time: ≈1.5-2hrs
12.Weight: ≈40g