Neutron can upgrade conventional headphones and home stereos to support Bluetooth. It is supplied with ear buds but is compatible with any appliance that has a 3.5mm audio jack to connect and once connected, music can be streamed from any Bluetooth enabled device. The unit has a range of approximately 10 metres and can be used for altering the volume and changing tracks. Neutron features a built in microphone for taking phone calls and has a battery life of approximately three hours. It is easily recharged in one hour from any USB port or mains adapter and is supplied with a micro USB cable and an instruction leaflet. An optional carry case is available on request.