KSK-P01a - button in wired version, directly connected to the traffic lights' controller. The button is configured using the IRDA port (to determine the level of sensitivity of the sensor, set the level of status signals)
KSK-P01b - button in wired version, connected to CPU card. The button transfers data via CAN interface
KSK-P01c - the wireless version, connected to CPU card. All buttons can be configured remotely from the controller's cabinet .
Each of these configurations can be equipped with a speaker and confirmation vibrating pad with text in braille code.