170mAh Single Ear Waterproof Business Wireless Earphone

New arrival wireless earphone, wireless 5.0; Dual Silicon Mic; volume control .Answer, end and reject the call; Last number redial; .Multi-point, support Portable Media Player, Mobile Phone, Computer, Laptop,Working range:10 Meters. It can last 11 hours when fully charged. This headset can also rotate 180 degrees, then we can put it on the left ear or the right ear. 69mm L x 17mm W x 11.5mm H