Startech.com PEX4S553B

Add 4 Rs232 Serial Ports To Any Pc Using A Single Pci Express Expansion SlotThe Pex4s553b 4-Port Pci Express Serial Card (With Breakout Cable) Lets You Add 4 Rs232 Serial Ports Using A Single Pcie Expansion Slot With An Included 1-To-4 Cable Enabling You To Add 4 Serial Ports To A Single Low Profile Slot.The Serial Card Features A Native Single-Chi... morep Design That Provides Optimum Reliability And Speed Reducing The Cpu Load By Up To 48% Over Conventional Bridge-Chip Serial Cards - A Cost-Effective Solution For Connecting Legacy Serial Devices To Pcie-Enabled Computers.The Multi-Port Serial Adapter Includes Both Full Profile And Low Profile/Half-Height Brackets For Compatibility With Standard And Small Form Factor Computers And Is Compatible With A Broad Range Of Operating Systems Including Windows Linux And Mac Os.This Product Is A Replacement For Our Pex4s552b Card.Backed By A Startech.Com Lifetime Warranty And Free Lifetime Technical Support.The Startech.Com Advantage- Lower Cpu Load Of Native Single-Chip Single Lane Pci Express Design Ensures Optimal System Performance (Up To 48% Less Cpu Load)- Includes Both Standard And Low Profile/Half-Height Brackets Which Makes This The Perfect Card For Any Application Including Small Form Factor Embedded Applications- Breakout Cable Design Means That Only One Expansion Slot Is Needed To Add 4 Additional Serial Ports To Any System