iMeshbean Latest iOS Android APP Wireless LCD GSM SMS Touch keypad Voice Home Security Alarm System Auto Dialer USA 128 x 64 lattice LCD screen with clock display ; 4 wired and 10 wireless defense zones; each wireless zone supports maximum 10 sensors (total 100 wireless sensors) ;Support maximum 8 remote controllers Can preset 6 phone numbers; Can preset 3 SMS numbers;Timely arm and disarm, One-key-control: out arm, home arm, arm by remote controller or phone call ; Can be used as a wireless telephone by using keypad to make calls SOS, door, hall, window, balcony, and boundary places alarm ;Real-time, delay, 24 hours, bypass defense zones programming function Different arm status: out arm, home arm, delay arm and timely arm ; Arm by different ways: panel keypad, remote controller, remote call ;Four Bands GSM module (850/900/1800/1900MHz), Can be used all over the world