Infrared wireless intelligent alarm system

The invention discloses an infrared wireless intelligent alarm system which comprises a single-chip microcomputer and a working power supply connected with the single-chip microcomputer. The single-chip microcomputer is connected with an infrared sensor through an amplifying circuit. The single-chip microcomputer is connected with an alarm unit through a driving circuit. The single-chip microcomputer is further connected with a transmission unit which is an SIM card. The infrared wireless intelligent alarm system is simple in structure, safe and reliable, due to the fact the SIM card is adopted as the transmission unit, the remote alarm function can be achieved, and information transmission is accurate and reliable.