Part Number - 500170 / 1000842. Headset connection cable: EasyDisconnect to modular plug RJ9 - coiled cable - code 01. Headset connection cable with high microphone sensitivity.
Sennheiser CEHS-AL 01 Male to Male RJ-11 to 3.5mm and RJ-11 to Alcatel Adapter
Sennheiser CEHS-CI 01 EHS 504103 Phone Adapter Cable for Cisco Phone
Sennheiser CEHS-CI 01 Cable For Cisco Phone 504103
Sennheiser EPOS CXHS 01 Extra High Sensitivity Headset Cable - P/N 09908
Sennheiser CEHS-PA 01 506077 Panasonic EHS Adapter Cable
Sennheiser ATC 01 Adapter Y Training Cable Cord - P/N 500106
