CP1254 (A3) 3.7V 60mAh rechargable lithium battery for bluetooth headphones
CP1254 (A3) 3.7V 60mAh. Battery CP1254 (replaces VARTA Original Battery). Compatible with Sony WF-1000XM3 WF-1000X WF-SP700N Headphones, Sony WF-1000XM3 WF-1000X WF-SP700N Headphones, Sony Samsung Powerbeats.