Alpha TT212 Speaker/Microphone Control Module

The Alpha TT212 speaker/microphone control module works with the HT3011 series handset stations to amplify intercom audio and provide power for the system. It supports operation of select optional components, including electric door openers, when used alongside the SP300 controller.

This module mounts directly onto plastic grille TT and TTM lobby entry panels. It supports up to 24 handset stations with conventional push-button operation.

• Weatherproof construction
• Operates on low-voltage Class II wiring
• Adjustable volume control for clear voice fidelity
• Simple screw terminal connections for easy installation