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KDC-W4644UY
  • KDC-W4644UY
  • KDC-W4644UY

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KDC-W4644UY

MP3/WMA/AAC USB/CD-Receiver with iPod control

  • Detachable Faceplate
  • Made for iPod & iPhone *
  • IR remote controller included

Key Features

CD Player with MP3/WMA/AAC decoder built-in
Front USB input with slide protection cover & front AUX input
iPod, USB 1-wire digital connection
1 preout rear/subwoofer switchable
Bluetooth hands-free audio profile with optional unit KCA-BT200
MP3, WMA & AAC files playback with ID-3 tag display
RDS tuner with radio-text support
High-preformance, clean-reception K3I tuner
IR Remote control included

General Features

DIN Size1 DIN
Detachable FaceplateYes
Protection Case For FaceplateYes, Soft Case
Faceplate MechanismFull Detachable Faceplate
Security Code FunctionYes
Key IlluminationRed
Rotary Encoder & Control KnobYes
Operation modeRotary + push
Music Search functionYes
Back-up Memory
Attenuator with Smooth Volume ReturnYes, only bij remote control
Touch Sensor ToneYes
IR remote controller includedRC-547
Digital Clock (24H)Yes
All-off Select (20/40/60 minutes)Yes
Built-in ConnectorMolex 16 pin
ISO connectorYes
Optional Bluetooth unitYes, KCA-BT200

Display Features

Display TypeFluorescent (FL) Tube Display
Display Layout14 segments x 8 Characters
Spectrum Analyzer
Dimmer Control2 steps - Manual
Demo ModeYes
Special Character DisplayRussian Characters

Cosmetics features

Front/edgeDark Silver
Dress plateDark Silver
Preset key finishBlack Injection
Escutcheon finishBlack Injection
Volume & operation knob or wheelChrome Plated
Volume & operation knob illuminationBlue
Triangle IlluminationRed
Key illuminationRed

Tuner Features

K3I - Clean Reception TunerYes
FM ReceptionYes
FM Stereo / Mono SelectorYes
AM (MW/LW) ReceptionYes
Tuning mode
Up/Down Seek/ScanYes
Presets24 Presets (18FM / 3LW / 3MW)
Automatic Memory Entry (AME)Yes
Radio Data SystemYes
Radio TextYes
Enhanced Other Networks Function (EON)Yes
Program Type Function (PTY)Yes

CD Features

CD-R/RW CompatibleYes
MP3 Playback with ID3 Tag DisplayYes
WMA (Windows Media Audio) PlaybackYes
AAC (Advanced Audio Coding) PlaybackYes
Multi-session Disc PlaybackYes
CD Text SupportYes
SupremeYes
D.A.C. processing24 bit
Random Function
Repeat Function
Scan Function

USB Features

USB terminalYes, Front (built-in)
USB TypeUSB1.1 / USB 2.0
USB extension cable suppliedno
MP3 playback with ID3 Tag DisplayYes
WMA (Windows Media File) playbackYes
AAC (Advanced Audio Codec) playbackYes

iPhone Features

Made for iPod & iPhone *Yes
USB Direct Controlwith optional cable KCA-iP101
Music playbackYes
Music library searchYes
Alphabet searchYes
Skip searchYes
Control by handYes, only for iPod nano 2G/3G/4G, iPod Classic
Works with iPod Classic *
Works with iPod Video *5th/6th generation
Works with iPod Touch *1st/2nd Gen
Works with iPod Nano *1st/2nd/3rd/4th Gen
Works with iPhone *iPhone, iPhone 3G & iPhone 3GS
Battery charge + power controlYes
* Always update to latest Apple firmware

External Media Control Features

Dual Changer Control (CH1, CH2 & AUX)Yes
CD Text Ready with Compatible KENWOOD UnitsYes
Disc & Track RepeatYes
Disc & Track ScanYes
Disc & Track Random PlayYes
Bluetooth HandsfreeYes
Bluetooth Audio StreamingYes
External Option ControlYes
2004 B.M.S. Amplifier ControlYes
iPod Control with KCA-iP500Yes
AUX RCA AdaptorYes

Audio Features

Maximum Output Power50W x 4
Auxiliary inputYes, in front panel
Auxiliary TypeMini-jack
Pre-out1 RCA
Pre-out Output Level2V
Preout Rear / Subwoofer SwitchableYes
Subwoofer Reference Level Adj.Yes
Source Tone Control & MemoryBass / Mid / Treble
Balance/Fader ControlYes
Bass Boost Circuit
Att.(-20dB) with smooth Volume ReturnYes
System Q (Preset Sound Control)Yes
Low-pass FilterYes

Connectivity

PS Amplifier Control System (5L-Bus)No
USB interface
Power Control (P.CON) wireYes
2-way (Tel/Navi) mute wireYes

Tuner Specifications

FM Frequency Range87.5MHz ~ 108MHz
FM Frequency Step50kHz
FM Usable Sensitivity0.7μV/75ohm (S/N 26dBf)
FM Quieting Sensitivity1.6μV/75ohm (S/N 46dBf)
FM Frequency Response30Hz ~ 15kHz (± 3dB)
FM Selectivity(DIN)over 80dB (±400kHz)
FM Stereo Separation (1kHz)35dB
MW Frequency Range531kHz ~ 1611kHz (9kHz step)
MW Frequency step9kHz
MW Usable Sensitivity25μV
LW Frequency Range153kHz ~ 281kHz (9kHz step)
LW Usable Sensitivity45μV

CD Specifications

Laser DiodeGaAIAs
Digital Filter(D/A)8 Times Over Sampling
Digital/Analogue Converter24 Bit
Spindle Speed500 ~ 200rpm (CLV: 1 times)
Wow & FlutterBelow Measurable Limit
Frequency Response10Hz ~ 20kHz (±1dB)
Total Harmonic Distortion0.01% (1kHz)
Signal to Noise Ratio105dB (1kHz)
Dynamic Range93dB
MP3 DecoderCompliant with MPEG-1/2 Audio Layer-3
WMA DecoderCompliant with Windows Media Audio
AAC DecoderAAC-LC".m4a" Files
Maximum number of files512
Maximum number of folders50
Max. nr. files per folder255
Max. nr. of characters for file name64
Max. nr. of characters for folder name64
Max. nr. of characters for MP3-tags30
Max. nr. of characters for WMA-tags30
Max. nr. of characters for AAC-tags60

USB Specifications

USB Version compatibility1.1 / 2.0
File SystemFAT 16/32
Maximum Supply current500mA
MP3 DecodeCompliant with MPEG-1/2 Audio Layer-3
WMA DecodeCompliant with Windows Media Audio
AAC DecodeAAC-LC "m4a" Files
Max. nr. of files65025
Max. nr. of folders255
Max. nr. of files per folder255
Max. nr. of characters for file names126
Max. nr. of characters for folder names126
Max. nr. of characters for MP3 tags30
Max. nr. of characters for WAV-tags30
Max. nr. of characters for WMA-tags30

Audio Specifications

Maximum Power50 W x 4
Output Power (DIN45324,+B=14.4v)30 W x 4
Preout Level2000 mV / 10 kOhm,
Preout Impedance≤ 600 Ohm
Speaker Impedance4 Ohm ~ 8 Ohm
AUX Frequency Response20 Hz ~ 20 kHz (±1dB)
AUX Maximum Input Voltage1200 mV
AUX Input Impedance10 kOhm
Bass Tone Control100 Hz ±8 dB
Middle Tone Control1 kHz ±8 dB
Treble Tone Control10 kHz ±8 dB

General Specifications

Operating voltage14.4V (11 ~ 16V Allowable)
Maximum Current Consumption10A
Dimensions (WxHxD)182 x 53 x 155mm
Weight1300 gr.
Instruction ManualsENG/RUS