Specs

Feature	Specification
# of flags, variables, timers, scheduled events, periodic events, IR signals, and macros	255 each
Maximum schedule length	8000 (or more) lines
Port A (8 relay driver outputs)	50VDC at 500mA
Data log size	64K bytes
TV event log size	256 lines
Port B (8 digital inputs) ratings	+/-30VDC, pulled-up
Port C (8-input configuration) ratings	0 to 5VDC, pulled-up
Port C (8-output configuration) ratings	0 and 5VDC at 20mA
System status LEDs	7 (Power, TW-523, X-10 RX, X-10 TX, IR RX, IR TX, 1 user-controlled)
Infrared receive range	Up to 25-80 feet, depending on remote
Infrared transmit range	>25 feet with built-in LED. Unlimited with external transmitter
Video output	Color NTSC video standard (PAL video on international units)
Dimensions	5.6" x 6.6" x 1.5"
Maximum number of Multifunction Expansion Boards	2
PC operating system	Windows 95, 98, 2000, XP