DD ddHiFi BC150B-490 Mini-XLR Headphone Upgrade Cable (Open Box) 2.5mm female so you don’t have to

so you don’t have to configure virtual sound cards or app settings

Being optimized for indoor desktop use

and improves channel separation by eliminating shared loops for stronger and more consistent signal quality

along with the emphasized bass of the ER2XR

It will improve your USB audio playback experience faster than you can say King Arthur and the Round Table

DD ddHiFi BC150B-490 Mini-XLR Headphone Upgrade Cable (Open Box) 2.5mm female so you don’t have toBC150B 490 Double Shielded Silver Headphones Upgrade Cable Designed for Sennheiser HD 490 PRO Designed with dual connectors Why not use single sided connector? Although the HD 490 PRO can be single plugged on one side to achieve balanced sound, yet considering the consistency of the left and right speakers, and not to make the sound seems thin because of the wire of built in head beam, using a dual connector is more suitable for HiFi music. Mini XLR