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United Kingdom
MDR-IF140K
This document was created on
06-Aug-2008
http://www.sony.co.uk
Sony's most affordable infrared headphones offering all the freedom of cordless
Features
Please be aware that the features/specifications can differ from country to country.
• Infrared cordless headphone system
• Light-weight headphones for extended listening comfort
• Signal reception area of up to 7 metres (direct distance) and 3 metres (at
+/- 45 degrees)
• Self-adjusting headband provides a precise comfortable fit
• 30 mm driver unit of headphones delivers high-quality sound
• Power On/Off manual switch available (to preserve battery power when
not used)
• Easy connection with TV, VCR, Hi-fi system, or PC
• Volume control function on the headphones
• Up to 60 hours playback with AAA Alkaline battery (not supplied)
Technical
specifications
General Data
Open Air Type YES
Closed Type NO
Dynamic Type YES
Useful Links
Product support
http://www.sony.co.uk
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Wearing style Supra aural
Driver unit (mm) 30.0
Frequency response (Hz) 18 - 22,000
Magnet Ferrite
Power ON indicator YES
ON/OFF function Manual switch
Mute function Automatic
Diaphragm PET
Volume control YES
Battery number 1.0
Battery type - normal AAA
Battery life - normal (h) 60.0
Weight (g) 125.0
Transmitter
Transmission type IF
Signal range (m) 7.0
Battery charge indication NO
Power ON indicator YES
Distortion rate (% at 1 kHz) <1
Transmitter frequency range (Hz) 20 - 20,000
Transmitter power ON/OFF Automatic
Stereo mini jack input YES
RCA jack input YES
Weight (g) 75.0
Supplied accessories
AC adaptor YES
Rechargeable battery NO
Connecting cords YES
Plug adaptor YES
Dimensions
Width (mm) 152.0
Heigth (mm) 38.0
Depth (mm) 72.0
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