Specifications & Features
| USB-Serial, RS-232 | Models
1. | USB to RS-232 |
USB-COM
USB-COM-25
USB-COM-PL
USB-COM-CBL
USB-2COM
USB-2COM-PL
USB-4COM
USB-4COM(V2)
USB-8COM
USB-8COM(V2)
2. | USB to RS-232 (Metal) |
USB-COM-M
USB-COM-SI-M
USB-2COM-M
USB2-4COM-M
USB2-8COM-M
USB-16COM-RM

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| USB-Industrial, RS-422/485 | Models
3. | USB to RS-422/485 |
USB-COMi
USB-COMi-SI
USB-2COMi
USB-2COMi-SI
USB-4COMi
4. | USB to Single RS-422/485(Metal) |
USB-COMi-SI-M
5. | USB to Dual RS-422/485 (Metal) |
USB-2COMi-M
USB-2COMi-SI-M
6. | USB to Quad RS-422/485 (Metal) |
USB-4COMi-M
USB-4COMi-SI-M
7. | USB to Octal RS-422/485 (Metal) |
USB-8COMi-M
8. | USB to Sixteen RS-422/485 (Metal) |
USB-16COMi-M

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| USB-Industrial, RS-232/422/485 | Models
9. | USB to Single RS-232/422/485 (Metal) |
USB-COMi-M
10. | USB to Octal RS-232/422/485 (Metal) |
USB-8COMi-RM
11. | USB to Sixteen RS-232/422/485 (Metal) |
USB-16COMi-RM

USB-Industrial, PRO Series RS-232/422/485
| Models
12. | USB to Single RS-232/422/485 (Metal,Jumperless) |
USB-COM PRO
13. | USB to Dual RS-232/422/485 (Metal,Jumperless) |
USB-2COM PRO
14. | USB to Quad RS-232/422/485 (Metal,Jumperless) |
USB2-4COM PRO
15. | USB to Octal RS-232/422/485 (Metal,Jumperless) |
USB-8COM PRO
16. | USB to Sixteen RS-232/422/485 (Metal,Jumperless) |
USB-16COM PRO