2pcs ZeniPower Z55H Model for Sony WF1000XM4 Bluetooth Headset Battery Z55H
2Pcs Battery for Sony WF-1000XM4 Bluetooth Headset ZeniPower Z55H XM4. MPN : Z55H. Power up your Sony WF-1000XM4 Bluetooth headset with these high-quality ZeniPower batteries. They are compatible Sony WF-1000XM4 models and are easy to install.