60mAH 3.7V
Sony WF-1000XM3 WF-1000X WF-SP700N Headphones, Sony WF-1000XM3 WF-1000X WF-SP700N Headphones, Sony Samsung Powerbeats

0.4WH 3.7V
Bose Jabra Bluetoot Headset Batteries,BOSE SoundSport Wireless / SoundSport Pulse Batteries

85mAh 3.7V
VARTA CP1454 Bluetooth headset bracelet A3