Switched on – It's the new COS S6, an unmanaged layer-2 network switch with four 1Gbps copper and two equivalent SFP optical ports. Each of the RJ45 ports can be individually activated. The power supply is an external wall adapter. The 26x25x6cm WxDxH chassis in silver or black combines copper, steel and aluminium alloy and the internal clock is based on 0.025ps oscillators.