This portable X2T wireless in-ear double Bluetooth headset provides you double stereo HiFi sound, you can use them separately or simultaneously. Main Features: ● Bluetooth V4.2 wireless connection ● Features with noise cancellation and sweat resistance ● Multi-point connection allows to connect two Bluetooth devices at the same time ● Supports coming calls report and bilingual voice prompt ( English and Chinese ) ● High definition microphone brings you a clear conversation ● Compact size and light reduce the burden on your ears ● Built-in 85mAh Li-ion battery for each headset and 1500mAh Li-ion battery for charging base ● Lasts 5 hours continuous playing or calling time for one / 2.5 hours for double use ● Offers 120 hours standby time for one / 60 hours for double use ● Ergonomic design, comfortable wearing ● Coupled with a cloth bag, easy to carry and maintain