Panasonic KX-TDA3174 - 8 Port Analogue Extension Card (SLC8)
The Panasonic KX-TDA3172 (SLC8) card will allow you to add 8 Analogue Extensions,
to the KX-TDA15 or KX-TDA30 Telephone Systems.
Complete Installation Instructions & Panasonic PBX Unified Maintenance Console Software [Ver 7.8.1] on CD.
*1 Year Warranty