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.
3 Handset Amplified Cordless Answering System with Cordless Audio Doorbell
SN5127 + two SN5107 +SN7021
Manuals & Documentation
Note: The serial number (S/N) label is located at the bottom of the telephone base.
The last code after hyphen "-"
Input 1 if there is no code in serial number.
