1. Print method: direct thermal.
2. Printing direction: unidirectional with friction feed.
1. Printed speed: 150 mm/sec. 2. Dot density: 180 dpi x 180 dpi. 3. Dot pitch: 0.141 mm x 0.141mm. 4. Effective printing width: 72mm, 512 dots/line. 5. Character per line: font a (12 x 24) 42 columns / font b (9 x 17) 56 columns.