Inter-Tel 550.3071 Axxess Module Expansion with Cable, Part# 550.3071 SFIT-FL00NSNN Tador's Doorline DR-200-P is one

Tador's Doorline DR-200-P is one of the many Tador's access control using the telephone line

Flute Length: 2-3/4 inch

The durable Mitel 3300 5485 IP Paging Unit 50001754 is a power adapter must be ordered separately 50005300 24VDC P/S Universal

Ringer/ Vibrator

Inter-Tel 550.3071 Axxess Module Expansion with Cable, Part# 550.3071 SFIT-FL00NSNN Tador's Doorline DR-200-P is oneThe Inter Tel 550. 3071 is an expansion module designed for the Inter Tel 550. 8000 series of digital telephones. The Inter Tel 550. 3071 allows for Axxess 8400 DSS modules to be installed onto the digital phones. COMPATIBILITY: Inter Tel 550. 8520 Digital Phone Inter Tel 550. 8560 Digital Phone Inter Tel 550. 8660 IP Phone