PKB-111YB                    111-key programmable keyboard, without MSR, Black, PS2 (Y)  
 PKB-111YDB                  111-key programmable keyboard, with MSR Track 1+2, Black, PS2 (Y)
 PKB-111YTB                   111-key programmable keyboard, with MSR Track 1+2+3, Black, PS2 (Y)
 PKB-111YBU                  111-key programmable keyboard, without MSR, Black, USB
 PKB-111YDBU                111-key programmable keyboard, with MSR Track 1+2, Black, USB
 PKB-111YDBU                111-key programmable keyboard, with MSR Track 1+2+3, Black, USB

1. Supports Win and Dos utility in one programmable keyboard; which is good to lessen your inventory load.
    
2. Full-Height Cherry key switches to ensure the heavy duty frequent qperating.
    
3. True keyboard wedge function; operating with or without the normal computer keyboard.
    
4. No TSR program required; avoids application software crashes.
    
5. Each key can be programmed up to 255 bytes, depending on the size of the built-in non-volatile. memory