SPT255 SPECIFICATIONS
Model No:printhead_spt255
SII SPT255 PRINTHEAD
Technology  Drop On Demand Piezo 
Active Nozzles  254 
Native Resolution  180 dpi 
Active Print Swath  1.4 in (35.7mm) 
Drop Volume  35 pl 
Firing Frequency  8.01 Khz 
Linear Print Speed  22.24 in/sec (0.565 m/sec) 
Interface  Proprietary Parallel I/F 
Temperature Range  15 - 60 Degrees C 
Dimensions  3.37in W x 3.25 in H x .87 in D
85.6 mm W x 82.55 mm H x 22.09mm D 
Weight  .0044 lb . ( 200g )