Sony MDR DS4000 Headphones User Manual


 
Additional Information
27
GB
Specifications
Supplied accessories
AC power adaptor (9 V) (1)
Rechargeable nickel-metal hydride
batteries BP-HP550 (550 mAh min.) (2)
Optical digital connecting cable
(optical rectangular plug y optical
rectangular plug, 1.5 m) (1)
Operating Instructions (this manual)
(1)
Recommended accessories
Optical digital connecting cable
POC-15AB (1.5 m) (mini-plug y
rectangular plug)
Design and specifications are subject to
change without notice.
Digital surround processor (DP-IF4000)
Decoder functions Dolby Digital
Dolby Pro Logic II
DTS
MPEG-2 AAC
Virtual surround function
OFF
CINEMA
MUSIC
Compression function OFF
ON
Modulation System DQPSK-IM
Secondary carrier wave frequency
3.75 MHz
Transmission distance Approx. 7 m (23 ft) to
the front
Transmission range 12 – 24,000 Hz
Distortion rate 1% or less (1 kHz)
Audio inputs Optical digital input
(rectangular-type) × 1
Analogue input (pin
jack left/right) × 1
Audio output Optical digital output
(rectangular-type) × 1
Power requirements DC 9 V (from the
supplied AC power
adaptor)
Dimensions Approx. 160 × 160 ×
200 mm
(6
3
/8 × 6
3
/8 × 7
7
/8 in)
(w/h/d)
Mass Approx. 400 g
(15 oz)
Cordless stereo headphones
(MDR-IF4000)
Playback frequency range
10 – 22,000 Hz
Power requirements Rechargeable nickel-
metal hydride batteries
(supplied) or
commercially available
(size AAA) alkaline
batteries
Mass Approx. 300 g (11 oz)
(including the
supplied rechargeable
nickel-metal hydride
batteries)