The color(s) dark gray, light gray, white, orange is/are claimed as a feature of the mark.
"A CARTOON DIALOG BUBBLE"
The mark consists of A rounded square looking like a door entry buzzer. Inside the square there are eight (8) curved dark gray lines. Below the gray lines is a light gray button inside an orange circle. Above the rounded square there is a cartoon dialog bubble with the word "tok!" inside it. .