... wireless detector CE certificate 3 year warranty Wolf Guard GSM Alarm with Intercom & Touch Keypad (YL-007M2BX)very easy to operate! ... touch keypad for easy operation;2. 128x64 lattice LCD screen with clock display;3. 4 wired and 10 wireless defense zones; each ... SOS, fire, gas, door, hall, window, balcony, and boundary places alarm;12. Real-time, delay, 24 hours, bypass defense zones programming ...