![Guide to Ports and Plugs (Keyboard and Mouse Interfaces) - part of the Guide to Ergonomics by ErgoCanada.com Guide to Ports and Plugs (Keyboard and Mouse Interfaces) - part of the Guide to Ergonomics by ErgoCanada.com](https://ergocanada.com/ergo/tips/serial_plug.jpg)
Guide to Ports and Plugs (Keyboard and Mouse Interfaces) - part of the Guide to Ergonomics by ErgoCanada.com
![Amazon.com: Zebra Technologies ZKDU-001-00 Series ZKDU Keyboard Display Unit for All EPL/ZPL Printer, 62-Key QWERTY Keyboard, Serial Port, Black : Office Products Amazon.com: Zebra Technologies ZKDU-001-00 Series ZKDU Keyboard Display Unit for All EPL/ZPL Printer, 62-Key QWERTY Keyboard, Serial Port, Black : Office Products](https://m.media-amazon.com/images/I/81opEbqombL.jpg)
Amazon.com: Zebra Technologies ZKDU-001-00 Series ZKDU Keyboard Display Unit for All EPL/ZPL Printer, 62-Key QWERTY Keyboard, Serial Port, Black : Office Products
QVS Serial DB9 Female to DB9 Male Male Splitter Cable 8 DB 9 Data Transfer Cable for Printer KeyboardMouse PDA Camera First End 1 x 9 pin DB 9 RS 232 Serial
![Amazon.com: ProHT PS/2 Serial Standard Keyboard (70011), 104 Key Standard Windows Keyboard Works with Windows 98/ME/XP/Vista/7, Black : Electronics Amazon.com: ProHT PS/2 Serial Standard Keyboard (70011), 104 Key Standard Windows Keyboard Works with Windows 98/ME/XP/Vista/7, Black : Electronics](https://m.media-amazon.com/images/I/41pTF1CVL-L.jpg)
Amazon.com: ProHT PS/2 Serial Standard Keyboard (70011), 104 Key Standard Windows Keyboard Works with Windows 98/ME/XP/Vista/7, Black : Electronics
![foone🏳️⚧️ on X: "and of course being from the pre-USB era, it has to be two-cables, since it uses an AT keyboard interface and a serial mouse port. https://t.co/LHvUIloQnN" / X foone🏳️⚧️ on X: "and of course being from the pre-USB era, it has to be two-cables, since it uses an AT keyboard interface and a serial mouse port. https://t.co/LHvUIloQnN" / X](https://pbs.twimg.com/media/EGkgAXhU4AAr0IE.jpg)