Material：Zinc alloy
Bluetooth Version/chipset：V5.3/XRX6983D4
Transmission Distance：10m
Working Voltage：5V-200mA
Impedance：DCR:32Ω±15%
Speaker Power：Rating 2mW
Earbud /charging case Battery (mAh)：25mAh/250mAh
Charging Time：Approx. 1.5 hours Calling：Approx. 3.2 hours (80% volume) Music Play：Approx. 4 hours (80% volume) Standby：Earbuds for about 50 hours, about 240 hours standby with the charging case
1.Zinc alloy shell, simple and elegant, exceptional texture
2.Wireless 5.3, no perceptible latency, stable transmission, fast speed
3.Long battery life, no need to worry about power, all-day using
