Product model no.TWSEJ01ZMEarbuds charge timeApprox. 1 hourWireless connectionBluetooth 5.2Charging case charge timeApprox. 2.5 hours(wired charging)Single earbud net weightApprox. 4.9gEarbud dimensions25.4*20.3*21.3mmTotal weight including charging caseApprox. 55gCharging case dimensions65*48*26mmCall durationApprox. 3 hours(noise cancellation off, 50% volume, AAC encoded)Communication range10m(open space free of obstacles)Music playback timeApprox. 6 hours(noise cancellation off, 50% volume, AAC encoded)Charging portType-CStandby timeOverall battery life with charging caseApprox. 28 hours(noise cancellation off, 50% volume, AAC encoded)Charging case input parameters5V 0.5A MAX(wired)Single earbud battery rated capacity/power35mAh/0.13WhEarbud input parameters5V 120mA MAX(single earbud)Charging case battery rated capacity/power470mAh/1.78WhSpeaker impedance32Package contentsCharging case 1Earbuds 2Ear tips 3 pairs (S/M/L/, M pre-installed)Charging cable 1User manual 1