Provided is a mobile phone handset which includes a front cover moulding with user interface buttons and a display. A chassis moulding houses telecommunication components in connection with the buttons and display. The chassis moulding has a cradle and a drive mechanism, as well as a print cartridge operatively received in the cradle. The cartridge has a printhead and an ink storage and distribution assembly. The handset also includes a rear cover molding defining an inlet and an outlet slot. The drive mechanism is configured to feed print media from the inlet slot to the outlet slot past the print cartridge for printing on the media.