EW31 Perfection, TWS wireless headset, BT v5.3, 25mAh headset battery for 3.5 hours of calls and music, 150 hours of standby, with 250mAh charging case
1. BT v5.3. Chip: JL AC6973.
2. Battery capacity: 250mAh for charging case, 25mAh for headset.
3. Use time: 3.5 hours, standby time 150 hours.
4. Sizes: 58*43*24.5mm. Total weight: 39g.
5. Support leader-follower switching, summon for Siri.