Sony today adds two new model to its 2011 headphones offerings – the MDR-RF865RK wireless headphones and in-ear noise cancelling headphones named MDR-NC13. The first are fitted with 40mm driver units with frequency response of 10-22,000 Hz and offering “deep bass”, have a conveniently-mounted volume control and come with elegant docking station, that recharges the built-in batteries in just 3.5 hours hours, as well transmit the audio signal utilizing FM stereo / 3 channel wireless modulation type and giving you up to 100m wireless audio freedom.
The other model is ideal for for music-loving travellers, offering noise cancelling design that reduces ambient noise by approximately 87.4% and 100hr nonstop music playback. They are equipped with 13.5 mm, dome type (CCAW adopted) driver units and come with manganese battery, three size earbudsa nd carrying pouch.
The new MDR-RF865RK wireless headphone system and MDR-NC13 noise cancelling in-ear headphones are available from April 2011.
Source: Sony