Sony recentled launched its new MDR-RF4000K Digital Cordless Headphones. The new Sony MDR-RF4000K is designed to fit in perfectly with today’s living rooms, thanks to a unique new storage and charging dock that cuts unsightly wires. The luxuriously styled MDR-RF4000K digital cordless headphone from Sony offers fabulous digital sound for your favourite AV entertainment. These headphones feature a powerful 40mm long-stroke diaphragm to produce a crystal clear sound quality.
The power-efficient design allows up to 7 hours continuous listening time between charges of the NiMH battery. Alternatively, slip in a single AAA alkaline battery and enjoy up to 10 hours listening without a break.