Contact one of our friendly Headset Advisor's.
Not sure what headset is best for you? Answer a few questions to get help.
Login to my account
Enter your e-mail and password:
New customer? Create your account
Lost password? Recover password
Enter your email:
Remembered your password? Back to login
Bulk discounts for 10+
Free shipping & you can return for any reason within 30 days.
The EPOS | SENNHEISER CPHUI 1 1000857 is a short coiled cord RJ-9 to RJ-9 cable that enables the user to connect switch/amplifiers such as UI 760/770 to the phone.