To keep your computer network running like clockwork, pick this Cat5 Ethernet cable from Siemens. Use it to connect computers, modems, routers and other peripherals to your LAN when you need to transmit high-speed data. It lets you stream content and work online without interruption. The cable's supplied in a length of 20m to give you flexibility when setting up your network. You'll commonly find it used to support busy office networks, as well as telecoms systems and video transmission applications.

• Aluminium-clad foil and tin-plated braided copper shield protects your signal from electromagnetic interference
• Unterminated, so you can fit the connector you need
• Moulded kink protection makes it hardwearing to offer you a long service life
• Green PVC sheath identifies it as a crossover connection cable to simplify cabling

A Cat5 cable is an Ethernet cable containing four pairs of twisted copper wires. It's fitted with an RJ45 connector. Cat5 cables made high-speed internet possible as they can transfer data at 100 Mbps and 100 MHz bandwidth known as (100BASE-T or Fast Ethernet), and over shorter distances they can carry up to 2.5GBASE-T.