Bộ Điều KHiển Điện Thoại Chữa Cháy HY2711E

Three wire bus system communication.

Full duplex between panel and extension. Maximum talking/calling extension can be 5 at the same time.

The panel has the function of automatic recording, able to store more than 9 hours records and 500 records.

The capacity of extensions connected to the panel ranges from 8, 16, 24, and 32 to 40 that is flexible for customer.