20.Alarm host build-in keyboard, without help of phone to set protection. 21.LED display build-in. 22.zone number indicated on control panel 23.Alarm time to be delayed after host receives signal. 24.Password protection to disarm defense. 25, Password protection when you are away to operate the system or password reset 26, Alarm siren time to be set customized 27. Learning code with all wireless accessories 28, wired and wireless compatible 29, composing messages, message to control the system. 30, Language voice guiding operation 31,Communicating between the host and someone in the room with security alarm system:U-04, 32,Listening to what happened when alarm 33,local alarm ,simple, could not dial: 34,it could offer 220V to power for a lamp : SA-DN 35, tone could be high or low: 36,Could be used with the software 37,home appliance switch control function, 38,LCD main panel indicator 39,Individual arm/disarm for each zone 40,history records with time indication 41,Moved away alarm/temper switch 42,GSM network,no phone cable 43,Photo Taken&Store to Replay