TMK-4228 Intercom, 28 Speaker Stations, 2 Controllers

Description :

The ESCO Trademark || Series Intercoms come with either an 8 or 20 speaker interface. These systems are easily upgradeable to up to 16 or 32 speaker stations by adding optional 4 Speaker 1/0 Cards. The base system uses a single Desktop Controller with the ability to attach 15 more. Its two voice channels allow communication with two speaker stations at once. The Digital Interface Box provides a convenient location for speaker and call switch terminals. Six month limited warranty.