1, 2, 4, 8 Port RS-232/422/485 Card PCIe, PCI, ISA, PC/104, PCMCIA.

Supports Rs 232 printer/camera/pda Usb to Db25/Db9/Geo. Low as $27.

30 Day Money Back! 24 Tech Support Rugged, Surge/Isolation Protection.

High Quality serial adapters for less Network, A/V, Computer, Serial.

Any Cable, Any Length, Any Time - Quality made affordably priced.

USB to Serial RS-232 DB9 Adapter Cable.

RS-232 to RS-422 or RS-485 serial converters.

Find the electronics, software & accessories you need - Dell Business.

Synchronous / Serial WAN communication cards. Supports X.25, Frame Relay, HDLC, Radar Receiver/Sbsi, Asynchronous Data Transfer Tadil-B.

Add a serial port to your computer through USB. Same day shipping.