"Material：ABS+PC
Bluetooth Version/chipset：V5.4/AD7003D4
Supported protocols：A2DP、AVRCP、HSP、HFP
Transmission Distance：10M
Working Voltage：5V-300mA
Impendance：32Ω ± 10%
Speaker Power：2mW
erabud /charging case Battery (mAh)：50mAh/400mAh
Charging Time：About 1.5 hours
Calling：About 4 hours
Music Play：About 6 hours
Standby： about 350 H
1. Biomimetic cochlear design, stable fit, lightweight and non ear pressing;
2.14.2mm original specification sound unit, releasing surging power;
3.Liquid silicone, soft and skin friendly;
4.Enjoy at a touch, convenient and fast.
CTN G.W: 17.3kg±0.2KG
CTN SIZE: 60*33.5*49cm"
