Microtrans Emergency Call Box System is a hands-free transmission intercom system. It adopts GSM technology to transfer the audio and video signals. It completely solves such problems which are existing in traditional intercom or PA system: poor sound quality;
complicate maintain management; limitation of transmission distance; bad interactivity; only sound without image, etc. This system is easy to install and operate; it can be constructed based on existing computer network.
The system is widely used in: banks, hospitals, prisons, campus, highways, factories, mines, parks etc.