Hoco EW22 Cantante, TWS wireless headset - White

1. BT v5.3. Chip: JL AC6973. 2. Battery capacity: 300mAh for charging case, 30mAh for headset. 3. Use time: 4 hours. Standby time: 150 hours. 4. Sizes: 56*47*25.4mm. Total weight: 35.6g. 5. Dual-mic ENC noise reduction, open the cover and take out the headset to turn on, support leader-follower switching, summon for Siri.