Product Support
Welcome to Product Support. Enter your model number to retrieve manuals, frequently asked questions (FAQs), troubleshooting tips, and additional resources.
Need help finding your model number? Take a look here.
How To Find Your Model Number
Turn over the base of your product to locate the model number as illustrated in the image below.
ErisTerminal® SIP Color Deskset
ET635
Support for 12 SIP lines/accounts with 8 self-labeling programmable feature keys and EHS support