x8 bluetooth earphone 5d stereo wireless earbuds headset mini tws waterproof head with charging box 2200mah power bank ow

tws v5.0 bluetooth earphone 5d true wireless stereo earbuds with mic portable hifi deep bass sound cordless dual headset.basic parameters:.1, bluetooth version: 5.0.2, transmission distance: 10 meters.3, battery capacity: 3.7v 55 mah.4, charging time: 1-2 hours (charging voltage 3.7v).5, battery capaity(charging case): 3.7v 1200mah/3.7v 2200mah.6, talk time: about 8 hours (with charging box).7, listening to music time: about 8 hours (with charging box).8, call echo, noise cancellation.9, support