Eaton Communicator 8 Channel Serial 12VDC BT 21 CN for Intruder Devices

The 8400 Digital Communicator is an auto-dialling modem that can communicate with alarm receiving equipment using Fast Format. - The 8400 is designed for use by any alarm control panel. - Each communicator stores its operating program in a removable Non-Volatile Memory (NVM) chip. The communicators are programmed by removing the NVM chip and inserting it into a 7200/7300 NVM programmer. Once the program has been loaded, the NVM chip is inserted back into the communicator - Requires a 12VDC power supply