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Stay connected with Facebook updates on your head unit
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Great Sound, Great Features, Great Value

The CDE-175R is a great model for iPhone users, since it’s ready for the all new Alpine TuneIt App, allowing full sound tuning and sharing via your iPhone. It is also compatible with the vTuner for Alpine iPhone app, giving you thousands of internet radio stations with control from your Head Unit. BassEngine Pro means top quality sound and the high resolution display ensures best visibility in any lighting conditions. It’s Steering Wheel Remote Control Ready and Vehicle Display Interface Ready, for a perfect install in almost any vehicle. If your car is equipped with a start-stop engine, this Head Unit is even more interesting for you, since it will keep playing when your engine stops at a crossroad.

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Product information

Tune Your Sound, Check Your Facebook

Download the Alpine TuneIt App, then connect your iPhone via USB. Now you’re ready to use your phone as a handy interface to achieve exactly the sound you want in your car. If you’re on Facebook, the app will also notify you of new messages on both your phone and the head unit. For more details, see the Alpine TuneIt App description in the Apps product category.

Internet Radio Comes to Your Car

How would you like to have access to thousands of Internet Radio stations while you drive? With this head unit and an iPhone, it’s easy. Go to the iTunes store, download the vTuner for Alpine iPhone app, connect your iPhone to the head unit, and start the app. Instant internet radio at your fingertips! You can search for stations various ways, including by country, city, local station and genre, with convenient control from either the head unit or the iPhone.

Large, Bright High Resolution Display

Alpine’s high resolution display is big and clear for high visibility. You’ll find that it’s easier of use and makes driving safer. It occupies a large area of the front panel, giving you sharply clear text and graphics. All of the menu and music information is easier to see, and best of all it stays clear whether it’s bright or dark in the car.

Technology and Features for Competition-Level Sound

The CDE-175R uses our best parts and technologies, such BassEngine Pro customisation features like Digital Time Correction, 9-Band Parametric EQ, factory EQ presets, crossover, and three PreOuts.

Hear the Music You Love, from Many Different Apps!

Alpine takes head unit/iPhone integration a step further with App Direct. Connect your iPhone via USB and App Direct will let you listen to sound from many apps through your system speakers. Select music or talk from Internet Radio, streaming services, whatever your favourite apps are. You get full control from the iPhone’s touch screen and the iPhone stays fully operational.

Full Enjoyment of iPods and iPhones

The CDE-175R provides a high speed USB connection to let you enjoy the functions of your iPod or iPhone. Along with superior sound quality and easy operation, you also get quick music search via song, artist, album, and other choices.

Choose Your Favourite Colour

Quad Illumination is a popular feature that lets you choose four colour schemes: red, green, blue or amber. When you select one, all of the buttons change colour. Match the colour of your dashboard illumination to give your cabin interior a nice unified look.

Features & Specifications



  • Memory Presets: Preset Stations (FM:18, MW:6, LW:6)
  • Memory: Auto Memory
  • Seek Mode: Local/DX Selection


  • RDS Functions: TA, TP, AF, PTY, News, Radio Text

Made for iPod® / iPhone®

  • Compatibility for iPod/iPhone: Made for iPod touch 4th/3rd/2nd/1st Gen., iPod nano 6th/5th/4th/3rd/2nd/1st Gen., iPod classic 160GB/120GB/80GB, iPhone 4S, iPhone 4, iPhone 3GS, iPhone 3G and iPhone
  • Connection: KCU-442i (sold separately) Required
  • Available Selections: Playlist, Artist, Album, Song, Podcast, Genre, Composer, Auidobook, Genius
  • Alphabet Search
  • Percentage Search
  • vTuner Internet Radio: vTuner for Alpine Compatible
    "vTuner for Alpine" is currently not available in the iTunes store.
  • App Direct Mode
  • Direct Up/Down: Playlist, Artist, Album, Genre, Composer, Episode Up/Down
  • M.I.X. (Shuffle) Play: Song, Album, All
  • Repeat
  • Battery Charging

Alpine TuneIt App

  • Sound Setting & Sharing Function
  • Sound Setting Data Upload to Alpine Cloud Server (Data Sharing)
  • Facebook Notification
  • Compatible for iPhone
  • Available on Apple App Store

Disc Player

  • Disc Type: CD Player
  • Disc Playback Type: CD, CD-R/RW
  • Music Playback: CDDA, MP3, WMA, AAC Playback
  • M.I.X. Random Play: Track/Folder, All
  • Repeat
  • CD Text Display
  • CD Text Name Search
  • Percentage Search

USB Media Connection

  • USB Connection: Rear USB Connection with 1000mA support
    (USB Cable Included)
  • Music Playback: MP3, WMA, AAC File Playback
  • USB Class: Mass Storage Class
  • File/Folder Name Search
  • Folder Up/Down
  • M.I.X. Random Play: Folder, All
  • Repeat

Sound Tuning

  • Bass Engine™ Pro
  • Subwoofer Level Adjustment
  • Subwoofer Phase Select
  • Subwoofer System Select: Subwoofer Level Control Management
  • Equalizer
  • 9-band Parametric Equalizer
  • Digital Time Correction
  • Digital Crossover Setting
  • Application Volume Level Setting
  • MediaXpander
  • Power IC Management System


  • Power Output: 4 x 50W High Power Amplifier
  • Display: High Resolution Display
  • White LED Backlighting System
  • Illumination Buttons: 4 Illumination Colour Selection (Blue/Red/Green/Amber)
  • High Grade Audiophile Design
  • 3 PreOuts (2V, Front + Rear + Subwoofer)
  • AUX-In: Rear AUX Input (3.5mm mini jack)
  • Steering Wheel Remote Control Ready
  • OEM Sub-display Ready
  • Remote Control Ready
  • Menu Language: English, German, French, Italian, Spanish, Dutch, Russian
  • Clock / Calendar
  • Firmware Updatable
  • Detachable DIN Trim Plate
  • Detachable Face Plate
  • Dimmer
  • Power Antenna Lead
  • Remote Turn-On
  • Start-Stop Engine unaffected


Max Power Output Ratings

  • Max Power Output: 4 x 50W

FM Tuner

  • Tuning Range: 87.5 - 108.0 MHz
  • Mono Usable Sensitivity: 0.7 μV
  • Alternate Channel Selectivity: 80 dB
  • Signal-to-Noise Ratio: 65 dB
  • Stereo Separation: 35 dB
  • Capture Ratio: 2 dB

MW Tuner

  • Tuning Range: 531 - 1,602 kHz
  • Usable Sensitivity (IEC Standard): 25.1 μV / 28 dB

LW Tuner

  • Tuning Range: 153 - 281 kHz
  • Usable Sensitivity (IEC Standard): 31.6 μV / 30 dB

Disc Player

  • Frequency Response: 5 - 20k Hz (±1 dB)
  • Total Harmonic Distortion (at 1kHz): 0.008 %
  • Dynamic Range (at 1kHz): 95 dB
  • Signal-to-Noise Ratio: 105 dB
  • Channel Separation (at 1kHz): 85 dB
  • Wow & Flutter (%WRMS): B.M.L.


  • USB Requirements: USB 1.1/2.0
  • Max. Power Consumption: 1,000 mA
  • USB Class: Mass Storage Class
  • File System: FAT 12/16/32
  • MP3 Decoding: MPEG Audio Layer-3
  • WMA Decoding: Windows Media™ Audio
  • AAC Decoding: AAC-LC Format ′′.m4a′′ File
  • Number of Channels: 2-Channel (Stereo)
  • Frequency Response: 5 - 20k Hz (±1 dB) *May differ depending on the encoding software and bit rate.
  • Total Harmonic Distortion (at 1kHz): 0.008 %
  • Dynamic Range (at 1kHz): 95 dB
  • Signal-to-Noise Ratio: 105 dB
  • Channel Separation (at 1kHz): 85 dB

Sound Tuning

  • Subwoofer Level Adjustment: 0 to 15
  • Subwoofer Phase Setting: 0° or 180°
  • Bass Level Control Range: ±9.1dB at 100Hz
  • Treble Level Control Range: ±9.1dB at 10kHz
  • Time Correction: 0.0 to 336.6cm (3.4cm step)
  • Parametric Equalizer (Band 1): 20 - 100 Hz
  • Parametric Equalizer (Band 2): 63 - 315 Hz
  • Parametric Equalizer (Band 3): 125 - 500 Hz
  • Parametric Equalizer (Band 4): 250 - 1k Hz
  • Parametric Equalizer (Band 5): 500 - 2k Hz
  • Parametric Equalizer (Band 6): 1k - 4k Hz
  • Parametric Equalizer (Band 7): 2k - 7.2k Hz
  • Parametric Equalizer (Band 8): 5.8k - 12k Hz
  • Parametric Equalizer (Band 9): 9k - 20k Hz
  • Parametric Equalizer (Gain): -7 to +7 dB
  • Parametric Equalizer (Bandwidth): 3, 4, 5
  • Crossover Frequency: HPF + LPF 20, 25, 31.5, 40, 50, 63, 80, 100, 125, 160, 200 Hz
  • Crossover Slope: Flat, 6, 12, 18, 24 dB/oct.
  • Crossover Gain: -12 to 0 dB
  • Application Volume Level Setting: ±14 dB


  • Power Requirement: 14.4 V.DC (11-16V allowable)
  • Pre Output Voltage (Before Clipping): 2V / 10k ohms
  • Aux In: 1.4V / 10k ohms
  • Maximum Mounting Angle: 35°
  • Weight: 1.5 kg


  • Din Size: 1 DIN
  • Chassis Size (W x H x D) mm: 178 x 50 x 162 mm
  • Nose Piece Size (W x H x D) mm: 168 x 45 x 24 mm