Kenwood KDC-U31R za 84,99,-Eur vs. AudioTuning

General Features
DIN Size: 1 DIN
Detachable Faceplate: Yes
Protection Case For Faceplate: Yes, softcase
Faceplate Mechanism: Full Detachable Faceplate
Key Illumination: Red
Rotary Encoder & Control Knob: Yes
Music Search function: Yes
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 8 Characters
Display Illumination: light-emitting diode (LED)
Dimmer Control: 2 steps – Manual
Demo Mode: Yes
Special Character Display: Russian Characters

Cosmetics features
Front/edge: Black Injection
Dress plate: Piano Black
Volume & operation knob or wheel: black injection
Preset key finish: Piano Black
Escutcheon finish: Piano Black
Triangle Illumination: Red
Volume & operation knob illumination: Red
Front terminals illumination: Red
Key illumination: Red

Tuner Features
Radio Data System: Yes
Radio Text: Yes
Program Type Function (PTY): Yes
Traffic Information: Yes
FM Reception: Yes
AM (MW/LW) Reception: Yes
Presets: 24 Presets (18FM / 3LW / 3MW)
Mixed preset memory (FM & AM): 6 presets
Tuner preset/recall key: Yes
Automatic Memory Entry (AME): Yes
Up/Down Seek Tuning: Yes
Tuning mode (Auto1 / Auto2 / Manual): Yes
FM Stereo / Mono Selector: Yes

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
0 bit Mute: 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
Kenwood music control App for Android: Yes
MP3, WMA & AAC playback: Yes
Repeat/Scan/Random search: Yes
Resume play: Yes
Time code display: Yes

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

Connectivity
Front USB & AUX Input: Yes
DC-Cord: Molex terminal
OEM Wired Remote Control: Yes
Power Control (P.CON) wire: Yes
2-way (Tel/Navi) mute wire: 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
MW Frequency step: 9kHz
MW Usable Sensitivity: 36µV (S/N 20dB)
LW Frequency Range: 153kHz ~ 279kHz
LW Usable Sensitivity: 57µV (S/N 20dB)

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