The characteristics of the display were fairly restrictive. The text display contained only two lines of six characters each, making the use of text messaging (SMS) and data services less practical than on standard LCD displays. The display used a fixed 'digital clock' style font, with no functionality for changing between upper case and lower case text. All SMSs sent by the F3 were received entirely in lower case, and each character of any SMS received by the F3 is displayed in whichever case made the most sense using the font. Also, the non-alphabetic characters were severely limited due to this display, as the phone could only provide support for the following characters: