1.Touch keypad,LCD displayer 2.Reasonable price. 3.Wireless Siren 4.2 years warranty,CE,FCC Features:1.touch keypad LCD displays date,day of the week,time,and current armed status. 2.supported languages:simplifred chinese/traditional chinese/english/german/french/and more to meet different market needs. 3.GSM900/1800/1900 mhz,phone audible alarming and SMS alarming. 4.29 wireless zones(each zone ...