Sennheiser CEHS-PO 01 Polycom adapter cable EHS for Soundpoint 430 and above

Polycom adapter cable for Electronic Hook Switch for Soundpoint IP 430 and above.  Suitable for SDW SDW 5066, SDW 5065, SDW 5036, SDW 5035, 5015, SDW 5016, DW Office, DW Office ML, DW Office Phone, DW Pro 1, DW Pro 1 ML, DW Pro 1 Phone, DW Pro 2, DW Pro 2 ML, DW Pro 2 Phone, SD Office, SD Office ML, SD Pro 1, SD Pro 1 ML, SD Pro 2, SD Pro 2 ML and D 10 Phone. Check your compatibility with your telephone Sennheiser old part# 504104 - EPOS new part# 1000750