in-ear headset, charging case, operating time: 8h
in-ear headset, charging case, operating time: 8h
in-ear headset, charging case, operating time: 8h
in-ear headset, charging case, operating time: 8h
in-ear headset, charging case, operating time: 8h
in-ear headset, charging case, operating time: 8h
in-ear headset, charging case, operating time: 8h