VTG X-10 PowerHouse CP290 Computer Interface Module RS232 Box And Wires ONLY

X-10 Powerhouse Computer Interface Model: CP290 - RS-232 Compatible Serial

X-10 Powerhouse Computer Interface Model: CP290 - RS-232 Compatible Parallel

X-10 CM11A ActiveHome Serial Computer Interface NEW X10

X-10 Powerhouse FireCracker Computer Interface Model CM17A BRAND NEW X10

X-10 Powerhouse Home Control Automation Interface RS-232 White for IBM PC