Bluetooth

These Bluetooth dongles come with USB connectivity and allow a computer with a USB port to become Bluetooth enabled. This will allow the computer to connect to a range of Bluetooth devices. or even create a network amongst nearby machines.
Updated

To be used with a mobile phone. These rechargeable headsets feature Bluetooth connectivity to allow a total handsfree phone conversation.
Updated

These keyboards can be used with desktop PCs, laptops and even tablets as long as they've got a Bluetooth wireless connection. Their wireless designs save on desktop clutter, they're small enough to sling in a bag, and they start at less than £10 - so they're ideal accessories.

These speakers use Bluetooth technology to stream the audio from your Bluetooth enabled device to the speakers. Ideal for when cables from your media player to your speakers are not practical. Always check the specifications on the connectivity and requirements.
Updated