Norcon TTU-1AX remove
Description: Part Number: TTU-1AX 
NORCON 115V AC  Thru-Glass Two-Way Electronic Communicator 
The NORCON TTU-1AX Thru-Glass Two-Way Electronic Communicator with removable XLR michrophone is a self-contained, easily installed device that allows clear, intelligible two-way conversation in locations where security must be maintained. The unit is automatically activated when the clerk speaks for hands-free operation. 115V AC powered. 12V and Bullet Resistant Models Available