The Model DVS-KIT #24 12-Channel Wireless Security Console Kit #24 includes a security system console and a selection of popular security system accessories. The DVS-KIT #24 kit includes: (1) DVS-1200: 12-Channel Supervised Wireless Security Console (3) DXS-31: Supervised Universal Door/Window Transmitters (1) DXS-54: Supervised Passive Infrared Motion Detector Transmitter Features