The Avaya IP 500 Combination Card w/4 Analog Trunks (700476013) is the perfect solution for your phone system needs. This card provides 4 analog trunk ports (9-12) via a pre-installed IP500 Analog Trunk 4 daughter card, as well as 6 digital station ports (1-6) and 2 analog station ports (7-8). With an impressive 10 VCM channels, the maximum capacity is 2 per IP500 V2 control unit.