MIKROE-2965 Touch Key 4 Click Mikroe MIKROE-2965 Touch Key 4 Click is a capacitive touch-sensing Click Board™ with an advanced touch/proximity sensor IC. This Click features three independently configurable channels and can work in several operating modes. These modes include multiple button pattern detection mode, combo mode, press and hold detection mode, power button mode, and more. Mikroe MIKROE-2965 Touch Key 4 Click provides a very reliable touch-sensing functionality by protecting the capacitive touch sensor inputs from false detection. This Click offers electrostatic discharge (ESD) protection up to 8KV and ensures no ESD failures occur while interacting with the sensor surface.