Product Feature: 2.4 inch TFT Screen Display. Simple and Fashionable design,Pure White Case to all-match decorations. WIFI&GSM Network,Easy for installing in minutes. Easy control by APP/RemoteController/Panel Keypad Support8 wireless remote controller, 45 wireless defense zones. 10 seconds Voice Record. Support 6 Phone numbers and 3 SMS numbers. Support 2 Groups of Scheduled Arm/Disarm/Home Arm. Elderly Defense Zone for periodical motion detecting. Bilingual Switch( Language Customized) Built-in Wireless Transmitter, Support Wireless Siren and other wireless devices Technical Parameters Power Input: DC 5V / 2A; Standby current: 150mA; Alarming current: 350mA; WIFI Standard: 802.11 b/g/n Backup Battery: 4.2V 300mAH rechargeable Lithium battery. Full charged time: 10 hours Standby time: 6 hours; Wired Siren volume: 120DB (The default beep time is 180s when alarm); Supported alarming telephone numbers: 6 alarm phone numbers,3 SMS numbers; Supported accessories: 8 remote controllers, 45 wireless detectors; Distance between accessories and alarm Host: remote controllers