Telephone Jack Requirements
To use this phone, you need an RJ11C type modular telephone jack, which might look like the one pictured here, installed in your home. If you don’t have a modular jack, call your local phone company to find out how to get one installed.
Installation
Wall plate
Modular telephone line 
jack
Digital Security System
Your cordless phone uses a digital security system to protect against false ringing, unauthorized access, and charges to your phone line.
INSTALLATION NOTE: Some cordless telephones operate at frequencies that may cause or receive interference with nearby TVs, microwave ovens, and VCRs. To minimize or prevent such interference, the base of the cordless telephone should not be placed near or on top of a TV, microwave ovens, or VCR. If such interference continues, move the cordless telephone farther away from these appliances.
Certain other communications devices may also use the 1.9GHz DECT frequency for communication, and, if not properly set, these devices may interfere with each other and/or your new telephone. If you are concerned with interference, please refer to the owner’s manual for these devices on how to properly set channels to avoid interference. Typical devices that may use the 1.9GHz DECT frequency for communication include wireless audio/video senders, wireless computer networks,