![Amazon.com: AOLIKES 1000mAh Replacement Battery for Sennheiser PXC 550 II Noise Cancelling Wireless Bluetooth Headphones : Electronics Amazon.com: AOLIKES 1000mAh Replacement Battery for Sennheiser PXC 550 II Noise Cancelling Wireless Bluetooth Headphones : Electronics](https://m.media-amazon.com/images/I/51vKfDE4WAS.jpg)
Amazon.com: AOLIKES 1000mAh Replacement Battery for Sennheiser PXC 550 II Noise Cancelling Wireless Bluetooth Headphones : Electronics
![I recently bought PXC 550 ii, this is the second time I charge it, it's been more than three hours already and the third led is still blinking (internet says full charge I recently bought PXC 550 ii, this is the second time I charge it, it's been more than three hours already and the third led is still blinking (internet says full charge](https://preview.redd.it/nv2nbpguw0i51.jpg?auto=webp&s=ba07a8412300f1d3ceb74f5a64edbabdb144fc96)
I recently bought PXC 550 ii, this is the second time I charge it, it's been more than three hours already and the third led is still blinking (internet says full charge
![Sennheiser Introduces PXC 550 Wireless Noise Cancelling Headphones with up to 30 Hours Battery | audioXpress Sennheiser Introduces PXC 550 Wireless Noise Cancelling Headphones with up to 30 Hours Battery | audioXpress](https://audioxpress.com/assets/upload/images/1/20160706131730_Sennheiserbpxc550FrontWeb.jpg)
Sennheiser Introduces PXC 550 Wireless Noise Cancelling Headphones with up to 30 Hours Battery | audioXpress
![Amazon.com: AOLIKES 1000mAh Replacement Battery for Sennheiser PXC 550 II Noise Cancelling Wireless Bluetooth Headphones : Electronics Amazon.com: AOLIKES 1000mAh Replacement Battery for Sennheiser PXC 550 II Noise Cancelling Wireless Bluetooth Headphones : Electronics](https://m.media-amazon.com/images/I/61wnZ6SE7PS._AC_UF894,1000_QL80_.jpg)