A control device includes an exterior panel comprising multiple regions, including a groove region and a surrounding region that surrounds the groove region. The control device further includes a sensor layer comprising one or more sensors to detect touch inputs performed on the groove region and the surrounding region of the exterior panel. The control device further includes a control module configured to operate a plurality of devices. The control module is configured to detect a first touch input performed by a user on the groove region and a second touch input performed on the surrounding region. Based at least in part on the location of the touch inputs the control module operates respective devices of the plurality of devices.