An explansion board you insert into your computer so the computer can be connected to a network
StarTech.com 2-Port PCI Express Serial Card with 16C1050 UART - RS232 - TAA

StarTech.com 2-Port PCI Express Serial Card with 16C1050 UART - RS232 - TAA

StarTech.com
£53.99
StarTech.com PCI Express X1 to X16 Low Profile Slot Extension Adapter - TAA

StarTech.com PCI Express X1 to X16 Low Profile Slot Extension Adapter - TAA

StarTech.com
£23.99
StarTech.com 2 Port PCI RS422/485 Serial Adapter Card with 161050 UART - TAA

StarTech.com 2 Port PCI RS422/485 Serial Adapter Card with 161050 UART - TAA

StarTech.com
£20.99
StarTech.com 4 Port PCI Express USB 3.0 Card - 5Gbps - 2 External & 2 Internal - SATA Power - UASP Support

StarTech.com 4 Port PCI Express USB 3.0 Card - 5Gbps - 2 External & 2 Internal - SATA Power - UASP Support - 2x Internal (IDC) Motherboard-Style Headers - TAA

StarTech.com
£36.99
StarTech.com 2 Port PCI Express / PCI-e Parallel Adapter Card – IEEE 1284 with Low Profile Bracket

StarTech.com 2 Port PCI Express / PCI-e Parallel Adapter Card – IEEE 1284 with Low Profile Bracket

StarTech.com
£18.99
StarTech.com PCI Express to PCI Adapter Card - TAA

StarTech.com PCI Express to PCI Adapter Card - TAA

StarTech.com
£44.99
StarTech.com 4 Port PCI SuperSpeed USB 3.0 Adapter Card with SATA / SP4 Power

StarTech.com 4 Port PCI SuperSpeed USB 3.0 Adapter Card with SATA / SP4 Power

StarTech.com
£71.99
StarTech.com PCI Serial Parallel Combo Card with Dual Serial RS232 Ports (DB9) & 1x Parallel LPT Port (DB25)

StarTech.com PCI Serial Parallel Combo Card with Dual Serial RS232 Ports (DB9) & 1x Parallel LPT Port (DB25) - PCI Combo Adapter Card - PCI Expansion Card Controller - PCI to Printer Card

StarTech.com
£27.99
StarTech.com 2 port PCI Express SuperSpeed USB 3.0 Card with UASP Support - 5Gbps - 1 Internal 1 External

StarTech.com 2 port PCI Express SuperSpeed USB 3.0 Card with UASP Support - 5Gbps - 1 Internal 1 External - TAA

StarTech.com
£37.99
StarTech.com 2x M.2 NGFF SSD RAID Controller Card plus 2x SATA III Ports - PCIe

StarTech.com 2x M.2 NGFF SSD RAID Controller Card plus 2x SATA III Ports - PCIe

StarTech.com
£76.99
StarTech.com x4 PCI Express to SFF-8643 Adapter for PCIe NVMe U.2 SSD

StarTech.com x4 PCI Express to SFF-8643 Adapter for PCIe NVMe U.2 SSD

StarTech.com
£27.99
StarTech.com 2-port PCI Express RS232 Serial Adapter Card - PCIe RS232 Serial Host Controller Card - PCIe to

StarTech.com 2-port PCI Express RS232 Serial Adapter Card - PCIe RS232 Serial Host Controller Card - PCIe to Dual Serial DB9 Card - 16950 UART - Expansion Card - Windows & Linux - TAA

StarTech.com
£48.99