| Physical size | 180 (w) x 120 (d) x 68 (h) (inc feet) mm. | 
| Enclosure/Weight | ABS Plastic, two tone white/grey, 600 grams | 
| Power source | Via keyboard interface or external plug pack (9VDC) | 
| Keyboard interface | PC, AT or PS/2 protocol (others available upon request) | 
| Serial interface | Four RS-232C DB9 plug (DTE) ports Pin 7, 5 Volt supply for bar code scanners | 
| Baud rates | 300, 1200, 2400, 4800, 9600, 19.2K, 38.4K | 
| Handshake | DTR, XON/XOFF | 
| Bar Code Decoder | Digital wand type, Squeeze to release AMP D9 Plug | 
| Symbologies | Code 128, code 39, interleaved 2 of 5 and EAN/UPC, auto discrimination | 
| Parallel Interface | Bi-directional, DB25 socket, PC compatible | 
| Cash Drawer Interface | 24 Volt (peak) 1 A, 250ms pulse, Status feedback via external switch | 
| Liquid Crystal Display (option) | 2 lines by 16 characters (LED back light) Located on opposite panel from connectors
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The Model 221 Custom Peripheral Controller can be uniquely configured to your customer requirements. 
Please contact Technical Support to discuss customisation and other options.