•5-port Fast Ethernet switch expands your network in an instant •Easy plug-and-play installation — simply power it up and start using it •Green Ethernet power-saving technology deactivates unused ports •Compatible with all Windows and Macintosh systems •Five 10/100 auto-sensing ports automatically detect optimal network speeds •Supports any combination of 10 Mbps or 100 Mbps network devices •Ultra-compact design •Fanless design ideal for silent operation •Store and forward switching architecture •Three-Year Warranty

•Adds two external high-speed 16C550 UART serial DB9 Com and one parallel DB25 external ports to desktop computers •Maximum 115.2 kbps throughput on each serial port •Up to 1.5 MBps parallel throughput •Universal bus power design for 5 V and 3.3 V •Parallel DB25 port supports Enhanced Parallel Port (EPP), Standard Parallel Port (SPP) and Enhanced Capability Port (ECP) •Fully supports PCI IRQ sharing •Automatically selects IRQ and IO address •Three-Year Warranty

•Easily adds one parallel port to a desktop computer •Supports EPP, ECP and SPP modes •Fully supports PCI IRQ sharing •Universal bus power design for 5 V and 3.3 V •Automatically selects IRQ and IO address •Three-Year Warranty