SEE COMPATIBLE PHONE LIST IN DESCRIPTION. 【NOT for Cell phones and Computers】Direct connect landline telephone headsets ONLY Compatible with Some Specific Phone Models from Polycom Mitel ...

Binaural DC 2.5MM Telephone Headset for Landline Phones Compatible on sale, Connecting Wireless Headsets to a Landline Headset Advisor on sale, Arama Phone Headset RJ9 with Noise Canceling Mic ...