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Home Archive 2013 Kenwood KDC-4557U

Kenwood KDC-4557U

Kenwood KDC-4557U Kenwood KDC-4557U Kenwood KDC-4557U
MP3, WMA & AAC playback
Front USB & AUX input
iPod/iPhone direct control with optional lead KCA-iP102
Variable Colour illumination
13 segment,11 digit FL dispay
Low Pass Filter built-in
System Q preset EQ
Loudness & Bass Boost control
Price: 249.00BGN
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General Features

DIN Size 1 DIN
Detachable Faceplate Yes
Protection Case For Faceplate Yes, softcase
Faceplate Mechanism Full Detachable Faceplate
Key Illumination Variable
Rotary Encoder & Control Knob Yes
Music Search function Yes
Accent key Yes, iPod
Attenuator with Smooth Volume Return Yes
Touch Sensor Tone Yes
Digital Clock (24H) Yes
All-off Select (20/40/60 minutes) Yes
Built-in Connector Molex 16 pin
Firmware upgreadable Yes

Display Features

Display Type Flourescent (FL) Tube Display
Display Layout 13 segments x 11 Characters
Display Illumination light-emitting diode (LED)
Variable Illumination Yes
Dimmer Control 3 steps - Manual
Demo Mode Yes
Russian text display Yes

Cosmetics features

Front/edge Black Injection
Dress plate Piano Black
Volume & operation knob or wheel Chrome Plated
Preset key finish Piano Black
Escutcheon finish Black Injection
Triangle Illumination Red
Volume & operation knob illumination Variable
Front terminals illumination Variable
Key illumination variable


CD Features

CD-R/RW Compatible Yes
MP3, WMA & AAC playback Yes
Compatible with Kenwood Music Editor Lite Yes
CD Text Support Yes
CD Text with special Character Support Yes, Russian
Supreme Yes
Random Function (Track) Yes
Repeat Function (Track/Disc) Yes
Scan Function (Track/Disc) Yes

USB Features

USB terminal Yes, Front
USB Type 2.0 Full speed
Kenwood Music Editor Lite Compatible Yes
MP3, WMA & AAC playback Yes
Repeat/Scan/Random search Yes
Resume play Yes
Time code display Yes
1A current capability Yes

iPod Features

Made for iPod & iPhone * Yes
USB Direct Control with optiona cable KCA-iP102
Music playback Yes
Alphabet search Yes
Skip search Yes
Related search Yes
Control by hand Yes
App & iPod control mode Yes
2 Speed search Yes
Reverse browsing Yes
Works with iPod Classic * 80G, 120G & 160G
Works with iPod Video * 5th/6th generation
Works with iPod Touch * 1st/2nd/3rd and 4th generation
Works with iPod Nano * 1st/2nd/3rd/4th/5th/6th Gen
Works with iPhone * iPone, 3G, 3GS, 4
Battery charge + power control Yes
* Always update to latest Apple firmware  

Audio Features

Maximum Output Power 50W x 4
MOSFET Power IC Yes
Auxiliary input Front Mini-jack
Auxiliary input Yes, Front, Mini-jack
Pre-out 1 RCA
Pre-out Output Level 2.5V
Preout Rear / Subwoofer Switchable Yes
Subwoofer Reference Level Adj. Yes
Source Tone Control & Memory Bass / Mid / Treble
Balance/Fader/Loudness Control Yes
Att.(-20dB) with smooth Volume Return Yes
System Q Preset EQ
Bass Boost Circuit Yes
Low-pass Filter Yes


Tuner Specifications

FM Frequency Range 87.5MHz ~ 108MHz
FM Frequency Step 50kHz
FM Usable Sensitivity 1μV/75ohm (S/N 26dB)
FM Quieting Sensitivity 2.5μV/75ohm (S/N 46dB)
FM Frequency Response 30Hz ~ 15kHz (± 3dB)
FM Signal to noise ratio (Mono) 63dB
FM Stereo Separation (1kHz) 40dB
MW Frequency Range 531kHz ~ 1611kHz (9kHz step)
MW Frequency step 9kHz
MW Usable Sensitivity 36μV
LW Frequency Range 153kHz ~ 279kHz (9kHz step)
LW Usable Sensitivity 57μV

CD Specifications

Laser Diode GaAIAs
Digital Filter(D/A) 8 Times Over Sampling
Digital/Analogue Converter 24 Bit
Spindle Speed 500 ~ 200rpm (CLV: 1 times)
Wow & Flutter Below Measurable Limit
Frequency Response 20Hz ~ 20kHz (±1dB)
Total Harmonic Distortion 0.01% (1kHz)
Signal to Noise Ratio 105dB (1kHz)
Dynamic Range 90dB
Channel Separation 85dB
MP3 Decoder Compliant with MPEG-1/2 Audio Layer
WMA Decoder Compliant with Windows Media Audio
AAC Decoder AAC-LC".m4a" Files

USB Specifications

USB Version compatibility 1.1 / 2.0
File System FAT 16/32
Maximum Supply current 1000mA
D/A Converter 24 bit
MP3 Decode Compliant with MPEG-1/2 Audio Layer-3
WMA Decode Compliant with Windows Media Audio
AAC Decode AAC-LC "m4a" Files

Audio Specifications

Maximum Power 50W x 4
Output Power (DIN45324,+B=14.4v) 30W x 4
Preout Level 2500mV / 10kOhm,
Preout Impedance ≤ 600Ohm
Speaker Impedance 4Ohm ~ 8Ohm
AUX Frequency Response 20Hz ~ 20kHz (±1dB)
AUX Maximum Input Voltage 1200mV
AUX Input Impedance 10kOhm
Bass Tone Control 100Hz ±8dB
Middle Tone Control 1kHz ±8dB
Treble Tone Control 12.5kHz ±8dB

Accessories

Release keys 2 pieces
Escutcheon Yes
Installation Sleeve Yes
DC cord (Molex to ISO) 20 cm

General Specifications

Operating voltage 14.4V (11 ~ 16V Allowable)
Maximum Current Consumption 10A
Dimensions (WxHxD) 182 x 53 x 160mm
Weight 1200gr
Instruction Manuals ENG/FRE/GER/DUT/ITA/SPA/POR/RUS/UKR
  • Size:
    1-DIN
  • USB:
    Front
  • Key Illumination:
    Variable colour
  • PreOuts:
    1
  • AUX-in:
    Front
  • iPhone/iPod:
    Direct control
  • SWRC ready:
    Yes

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