New MDR-RF4000K digital cordless headphone
- Digital RF headphone with 30m range and high quality sound
- Smart storage and charging dock cuts living room clutter
- High-comfort circum-aural design
- Crystal clear sound thanks to 40mm long stroke diaphragm and Digital Radio Frequency transmission
Ultimate freedom: MDR-RF810RK cordless headphone
|Availability||April 10||April 10|
|Versions||EU8, CEK||EU8, CEK|
|Freq. resp. (Hz)||12-22,000||20-20,000|
|Reception range (m)||30||100|
|Output power mW||10 + 10||3+3|
|Battery life (AAA/NiHM)||7h / 10h||28h / 13h|
|Plug type||Connecting cord mini to phono, unimatch plug||Unimatch plug cord stereo to phono|
|Key features||Swivel flat
Charging dock / storage case
|Accessories||AC power adaptor||AC power adaptor|
For more information please contact:
Silke Schild, Corporate Communications, Sony Europe
+44 (0)1932 816 507
About Sony Europe
Sony is a leading global innovator of audio, video, communications and information technology products for both the consumer and professional markets. Sony is renowned for its audio-visual products, such as the BRAVIA™ LCD high-definition television, Cyber-shot™ digital camera, Handycam® camcorder and Walkman® MP3 player as well as its VAIO™ personal computers and high-definition (HD) professional broadcast equipment, highlighted by the XDCAM® HD. Offering a complete end-to-end HD value chain and with its electronics, music, pictures, game and online businesses, Sony is one of the world’s leading digital entertainment brands, employing approximately 170,000 people worldwide.
Through its long-term football partnerships as an official sponsor of the UEFA Champions League until 2012, Official FIFA Partner until 2014 and global sponsor of the FIFA World Cup™ in 2010 and 2014, Sony is inspiring a sense of excitement for the millions of football fans around the world.
For more information on Sony Europe, please visit https://www.sony-europe.com and https://www.sony-europe.com/presscenter
“Sony”, “Cyber-shot”, “Exmor R”, “Blu-ray Disc™”, “VAIO”, “XDCAM”, “Handycam®”, “Walkman®”, “BRAVIA™” and “Optical SteadyShot” are registered trademarks or trademarks of Sony Corporation. All other trademarks are trademarks or registered trademarks of their respective owners.