Main Features: ● Waterproof IPX4 level, sweat and splash proof.● Support APR-X HiFi sound quality.● NFC quick pairing, connect two phones at the same time.● CVC intelligent noise reduction.● 8 hours playing time, 2 hours charging time.Specification: Bluetooth: V4.0Output Power: 10mWBattery: Li-ion 130mAhStand-by Time: 180 hoursCharging Voltage: DC ...