Paper Width(s): 1″ (38 mm)
Print Width: 26.7
Print Speed: 20 CPS
Print Resolution: 3mm
Dot Composition: 7 x 89
Paper Path: curved
Paper Thickness: 65 +/-5
Paper Roll Diameter: 33mm
Interfaces: Parallel, Serial
Dimensions: 48x31x13.8
Weight: 35
Operating Temp: 0 to 50
Operating Voltage: 5.0+/-20%
Peak Current: 3.2 @ Vp=5.0
Reliability: 500,000 characters lines

Options
Controller: IFM001-018
CPU: PTM01F01 (SMT); PTM01P01 (DIP)

MTP Series Technical Reference
PTM01 CPU Technical Reference