Add two RS422/485 serial ports through a standard or low profile PCI expansion slot - pci serial card - rs422 serial card - rs485 serial card - dual port serial card - 2 port rs422 pci card

Brocade 57-0000076-01 Compatible SFP+ - 10GBASE-LR 10Gbps - 10GbE Module - 10GE Gigabit Ethernet SFP+ 1310nm Single Mode (SMF) Transceiver - 10km (6.2mi) - LC Connector DDM - Hot-Swappable & MSA Compliant - Lifetime Warranty

the USB-BT500 Adapter

Yealink BT51-A USB-A Bluetooth Dongle

Yealink BT51-C USB-C Bluetooth Dongle

Add High Speed Wireless N Connectivity to a Desktop or Laptop Computer through USB - usb wireless n adapter - usb n adapter - usb wifi adapter - usb wireless lan adapter - usb wlan adapter

Add functionality/replace a broken built-in Bluetooth radio using this USB Bluetooth Dongle - Use this USB Bluetooth adapter for data transfer/audio streaming/data sync - The Bluetooth Dongle for PC offers native support for Windows and Linu

CYCLADES RJ45 TO DB9F ST CONVERTER

Compatible with RJ-45 wiring installations as used in data centers today and are designed to fit the standard console ports of servers, network equipment, modems and infrastructure equipment such as HVAC and UPS.

ADPT RJ45 MALE TO MALE

Extreme Networks 10056 Compatible Transceiver - 1000BASE-BX WDM SFP+ (1 Gbps) - 1 Gigabit BiDi Module - 1490nmTx/1310nmRx Single Mode (SMF) - 10 km (6.2 mi) - LC Connector & DDM - Hot-Swappable / MSA Compliant - Lifetime Warranty

RS422 RS485 Serial DB9 to Terminal Block Adapter - TAA - DB9242- Convert an RS-422 or RS-485 DB 9 male serial connector to a terminal block connector