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
1
Useful Links
Product support
http://www.sony.co.uk
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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