one input • adjustable input response time (0,1, 2 or 3 seconds) • detection of short or long press • configurable multi-channel operation on input, the next channel is selected at each press (up to 8 channels) • configurable dual channel input, a different channel is selected depending on the length of the push (short or long push) • extensive day, week and year programs plus a built-in astronomical clock (sunrise and sunset timing) are included to operate push buttons automatically • configurable by using a Velbus PC interface and the free VELBUSLINK program