Benefits & Features Battery display: supports for Apple phones and some Android phones Headset automatically turns on when taken out from the charging case, automatic pairing Headset automatically turns off when placed into the charging case LED digital display of power level Talk/music time: 7 hours (80% volume) Standby time: 180 hours Supports leader-follower switching, voice assistant activation, songs switching, songs play/pause Charging time: about 1.5 hours for charging case, about 1 hour for headset Charging case input: DC5V, Type-C Transmission distance: 10m Transmission frequency: 2.4Hz Speaker unit: 13mm Impedance: 32Ω ± 15% Frequency response: 20-20000Hz Sensitivity: 98dB ± 3dB Battery capacity: charging case 400mAh, headset 35mAh Supported protocols: Headset, Hands-free, A2DP, AVRCP Dimensions: 50mm × 50mm × 25mm Single earbud weight: 3.5g Total weight: 37g
