Description
Explore the AT&T J58901A Telephone System - a robust communication solution featuring a 25 Switch ZTN70, ATN78, TN742, and ZTN77 cards. With reliable power consumption at 120V 6A 60Hz, this system includes ATL Line ZTN79, Tip RIng Line ZTN78, TN742 Analog Line, and Loop Start Trunk ZTN77 for seamless operations. Ideal for various setups, this used item has been quality checked and deemed in good condition for your communication needs.