Premium Replacement Ear Pads Compatible with Sennheiser HD 4.40 Bluetooth and HD 4.50 Bluetooth noise cancelling Headphones (Black). Premium Protein Leather | High-Density Foam | Easy Installation
Adhiper Replacement Ear Pads for HD4.50BT, HD4.50BTNC, HD4.40BT, Compatible with Sennheiser HD 4.50BT, HD 4.50BTNC, HD 4.40BT Bluetooth Headphones(Black leather)
BigKing Bluetooth Headset,MMCX Bluetooth Headset Cable 90cm Low Latency Rechargeable Wireless Earphone Cable with Mic Compatible With Sennheiser IE40 PRO