The Panasonic KX-TDA6179 24-Port Single Line Telephone Extension Card is designed to expand your Panasonic KX-TDE600 phone system by providing 24 additional SLT (single line telephone) ports. It supports Caller ID and includes message lamp functionality for enhanced notification features on compatible SLTs.

• Adds 24 SLT (single line telephone) ports to your system

• Supports Caller ID for compatible telephones

• Includes message lamp support for visual voicemail alerts

• Ideal for expanding the Panasonic KX-TDE600 phone system

• Fits into one available system slot