USB Version - Bluetooth v5.2 Bluetooth Profiles - A2DP,AVRCP,HFP Compatible Specification of Smartphone - Android 8.0 ↑ , 1.5GB ↑ Sensors - Hall Sensor,Proximity Sensor,Touch Sensor Case Weight - 40 g Battery Capacity (Earbud) - 60 mAh Battery Capacity (Case) - 479 mAh Audio and Video - Number of...