For LINLIN Bluetooth headset, speaker
3.7V 110mAh
For Honeywell Vocollect SRX2 Wireless
4.2V 620mAh/2.29Wh
For B_O Beoplay E8 TWS E8 2.0
3.7V 560mAh
For Samsung GALAXY Buds PLUS Earphone
3.7V 85mAh
For Sony LinkBuds WFL900 WFL900H Earbuds
3.85V 30mAh/0.12Wh
For SONY WF1000XM4 Headphones
3.85V 70MAH
For VIVO TWS BW-A8 LW427Z21226 03HMZ
3.8V 420mAh/1.59Wh
For Samsung Galaxy Buds+TWS ZeniPower Z75 1454 CP1454 & Bose Headphones
3.7V 70MAH
For Huawei FreeBuds 3
3.82V 410mAh/1.56WH
For SONY WF-XB700, WF-SP700N, WF-SP900, WF-1000XM3(2PCS)
3.7V 0.2WH
For ZHAOKUN Electric toy dot pen Bluetooth headset
3.7V 125mAh/0.463WH
For BOSE SoundSport Free Earphone
For SteelSeries Arctis Pro Wireless 800 840
3.7V 700mAh/2.59Wh
For Jabra bt320s
3.7V 150mAh
For B_O Beoplay E8 TWS Headphones Box
For PLANTRONICS CS540 CO54 84479-01 Wireless Headset
3.7V 140mAh/0.55WH
For Sony LinkBuds S WFLS900N/B WFL900/H Earbuds
3.85V 55mAh/0.21Wh
For Sony WH-1000XM2 SRS-BTS50 MDR-1000X MDR-1ABT MDR-1ABT MDR-1AD
3.7V 1200mAh
For APPLE Bluetooth headset compartment battery
3.81V 519mAh/1.98Wh
For BOSE QuietComfort 30 QC30 Bluetooth earphone
3.7V 250mAh/0.925Wh
For Sennheiser RI900 RR840 RI410 RS4200 RR4200 HDI830