SENNHEISER HD 300 PRO - Monitoring headphone with ultra-linear response (64 ohm) and 1.5m cable with 3.5mm jack. Includes (1) HD 300 PRO headphone, (1) 1.5m cable with 3.5mm jack and (1) 1/4" adapter jack
Pro 3.5mm 1/8 Screw Lock Stereo Plug For Sennheiser Sony Headset Tie Clip Lavalier Mics Mike Diy Connector Audio Adapter - Microphone Accessories - AliExpress
Adapter for Sennheiser SK (DAD6003)
Replacement Cable Sennheiser Headphones | Sennheiser Game One Cable Replacement - Protective Sleeve - Aliexpress
Sennheiser OfficeRunner Wireless Headset AC/DC Power Adapter | Headsets.com
Sennheiser Consumer Audio Sennheiser PC 8 USB, Black, Small & USB C to USB Adapter,USB-C to USB 3.0 Adapter,USB Type-C to USB,Thunderbolt 3 to USB Female Adapter OTG (Space Gray)