... 2.10-second message recording 3. Voice prompt for remote operation Wolfguard alarm !Wireless Burglar GSM Home Alarm System(YL-007M2B) Features: 1.7 ... Home Arm, Remote Arm; 12. SOS, fire, gas, door, hall, window, balcony, and perimeter places alarm; 13. Real-time, delay, 24 hours ... Siren Volume: 110dB Kits: 1 main panel, 1 wireless PIR detector, 1 wireless door sensor, 1 siren, 2 remote controllers, 1 ...