A label printer comprising a cassette-receiving bay, said cassette-receiving bay having a base, a top opening opposite the base, a locking mechanism, and an ejector mechanism extending from said base, said ejector mechanism having an ejector part having an upper surface for cooperation with a cassette, said ejector part being movable in a first direction towards said base and biased in a second direction towards said top opening such that a force on the ejector part directed towards said base causes the ejector part to move in the first direction and wherein said ejector part is biased to move in said second direction when the force is removed, said ejector mechanism being arranged whereby when a cassette is inserted into the cassette receiving bay, said ejector part extends through an opening in a base of the cassette.