HD 458BTArticle No. 508968 HD 458BT 2 Spare Parts available HD 4.40 BT/HD 4.50 BTNC AUDIOHD 4.50 BTNC EARPADS Choose Spare Part Spare Parts HD 4.40 BT/HD 4.50 BTNC AUDIO$ 17.78 HD 4.40 BT/HD 4.50 BTNC AUDIO CABLE Complexity $ 17.78 plus applicable sales tax – free shipping Article No. 507241 Choose Spare Part HD 4.50 BTNC EARPADS HD 4.50 BTNC EARPADS EARPADS Complexity Article No. 507240 Choose Spare Part Attention! Due to the complexity of the repair, some of the spare parts shown can only be replaced by specialist workshops. In this case, please contact your nearest Sennheiser Service Center.