... 1. LCD display 2. set the program on the panel directly alarm system wireless Product Model: EB-831Power Supply: AC 110V - 220V, ... ),adapter (1)Main Features1. The panel with LCD color display, set all the functions on the panel directly.2. The system comes with 2 types ... user numbers and 2 groups of alarm center numbers.4. The system can store 40 messages, including deployment, disarm, alarm, and ...