Audio and video number of mic 6 active noise cancellation yes connectivity bluetooth version bluetooth v5.0 bluetooth profiles a2dp, avrcp, hfp sensors accelerometer, gyro, proximity, hall, touch, grip, vpu (voice pickup unit) battery removable no usage time (aod off) 6 hours talk time/voice call 4.5 hours battery capacity (earbud) 60 mah battery capacity (case) 472 mah services and applications bixby connection yes general information compatible specification of smartphone android 5.0 ↑, 1.5gb ↑ / iphone 7 ↑, ios 10 ↑ package contents charging case, earbuds, quick start guide, usb cable, wingtips (s, l) warranty 1 year