Avaya Partner ACS 18D Series 2 Black Phone 700420011, 700340193 both versions are functionally and cosmetically the same and compatible with Avaya Partner ACS processors.  No need to specifically match the part number or comcode.   Cleaned, tested, new buttons, new handset, new cords, new desi paper, new desi plastic, good stand... Complete, boxed, enduser ready. 90 day warranty