Ensure the longevity of your Sennheiser product with these Genuine Sennheiser OEM Cables. This product is compatible with the following models: MM 400, MM 400 X, MM 450, MM 450 X travel, MM 500, MM 500 X, MM 550, MM 550 X travel, PX 210 BT,PX 360 BT, PXC 310, PXC 310 BT, PXC 360 BT, VMX 200
