Autodail Wireless Alarm Set: 1 x Tri-Band (GSM 900/1800/1900 MHz) GSM-SMS Main Unit in White [SXW] (Black color is available on request) 2 x Remote Controller 2 x Wireless Door Sensor 2 x Wireless PIR Motion Sensor 2 Home appliance ON/OFF Control Box 1 x Wired Indoor Siren 1 x Universal Power Adapter + Plug adapter (suitable for buyer from any country) 1 x English User Manual 3 x FREE Waterproof Security Alarm System Stickers to scare burglar away!! Product Information: GSM 900/1800/1900 MHz frequency band (Tri-band) Wireless Device Operation Frequency 433MHz AUTO CALL/ SMS MESSAGE ALARM ALERT FUNCTION Zone specification function: let you know which sensor is being triggered No land phone line is required: work with built-in cellular - Ideal for house/ boat/ caravan 3 wired and 16 wireless distinguishable guard zones