SPRT SP-POS891 - 1.9 Model classification; Chapter 2 Operation Specification; 2.1 Printer Appearance

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1.9 Model classification
Model
Interface
Print speed (Max)
SP-POS891U
USB
220mm/s
SP-POS891US
RS－232C、USB
SP-POS891E
100M Ethernet
SP-POS891USd
RS
－
232C
、
USB
200mm/s
SP-POS891UEd
USB
、
100M Ethernet
SP-POS891Udn
USB
SP-POS891UEdn
USB
、
100M Ethernet
Chapter 2 Operation Specification
2.1 Printer Appearance
Printer part name diagram: