For SONY WF-XB700 WF-SP700N WF-SP900 WF-1000XM3 Battery CP1254 (A3) 3.7V 60mAh
CP1254 (A3);. Capacity: 60mAh;. For SONY WF-XB700, WF-SP700N, WF-SP900, WF-1000XM3 wireless earphones;. Y our understanding and support will be highly appreciated! Compatible Part Number.