SpecificationsModel Number: S650Bluetooth Version: Bluetooth V5.0+EDRBluetooth Distance: Up to 10mType: 55mA rechargeable lithium batteryStandby Time: About 150 hoursWorking Time: About 4-5 hoursCharging Time: About 1-2 hoursCompatible: Android, iOS, Microsoft, Tablet, 99% of the phones with Bluetooth.Features- Mini in-ear wireless invisible design.- Super Mini Size and hidden in the ear, no wearing burden.- Ergonomic earphone design ensure the earphone is stable in ears, good for driving, sport, business and leisure.- Bluetooth V5.0 + EDR wireless signal with 10-meter range.- Deep DPS noise-reduction microphone ensures clear voice.- Voice prompt for pairing, calling, turning on/off.- Single multi-function button for turning on/off, switching songs , Switching languages , answering/declining calls.Package Content:1 x Bluetooth Earphone1 x USB Charging Cable1 x User Manual