The Sandberg Wireless Chameleon Headset allows you to make hands-free and wireless calls using Bluetooth®-compatible equipment such as a mobile phone or computer. It gives you free movement within a radius of up to 10 metres from the connected device, enabling you to get on with other things while you are chatting. The pack includes 5 extra covers in various colours, allowing you to change the colour of the headset to suit your mood. English manual.