Image is Loading....PhoneArena reviews the Nokia C6-00. The C series portfolio represents the core line of Nokia phones. Devices in it can come in a variety of form factors, and range in numbering from 1 to 9, depending on the price and features. The highest-end handset in the series so far is the Nokia C6, which brings a touchscreen to the line, plus a slide-out QWERTY keyboard. Enjoy the video!