The iDE-178BT is a Digital Media Receiver offering playback and control from
both Android and iOS devices, with stunning sound quality and a high resolution
LCD display. Play all your favourite music including MP3/WMA/AAC files on USB
storage and iPod/iPhone via USB, or play virtually any MP3 player via the rear
AUX input. Moreover, three Preouts enable the unit to be connected to multiple
amplifiers to enhance your listening experience. Best of all, 9 band parametric
EQ, time correction and high pass / low pass filters give you maximum control to
tune the sound exactly how you like it.
Built-in Bluetooth gives you audio
streaming from enabled devices and handsfree calling with full phonebook access.
What’s more, Alpine’s TuneIt app allows the unit to find, customise and save
tunings, as well as receive Facebook notifications with text-to-speech. The
stylish fascia is further complemented by the choice of four illumination
colours to perfectly match your car’s interior. The all-new high resolution LCD
displays 3 lines of text including RDS (Radio Data System) information, Facebook
notifications plus animated source graphics.

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Owners Manual


  • 4 x 50W High Power Amp
  • MP3/WMA/AAC Playback
  • 3 PreOuts (4 Volts)
  • BassEngine Pro
  • 6-Channel Digital Time Correction
  • 9-band Parametric EQ
  • MediaXpander
  • Digital Crossover
  • Subwoofer Level Control and Phase Selector
  • TuneIt app Ready with iPhone and Android
  • Built-in Bluetooth module
  • BT Audio Streaming
  • vTuner for iPhone compatible
  • Made for iPhone and iPod
  • App Direct Mode
  • Rear USB port with 1000mA charging support
  • Rear AUX input (3.5mm mini jack)
  • Steering Wheel Remote Control Ready
  • KTP-445U Power Pack Ready
  • Remote Control Ready
  • High Resolution LCD Display
  • Non-shutdown design for vehicles with start-stop engine system
  • Quick Search
  • RDS Tuner
  • 4 Illumination Colours Selectable (blue/red/green/amber)
  • USB Cable Included
  • Microphone Included



  • 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: 2.0 dB



  • Tuning Range: 531-1,62 kHz
  • Sensitivity (IEC Standard): 25.1 µV/28 dB



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



  • USB requirements: USB 1.1/2.0
  • Max. Power Consumption: Smartphone charge-capable
  • USB Class: Mass Storage
  • File System: FAT 12/16/32
  • MP3 Decoding: MPEG AUDIO Layer-3
  • WMA Decoding: Windows Media Audio
  • AAC Decoding: AAC-LC format “.m4a” file



  • BLUETOOTH Specification: Bluetooth V2.1 + EDR
  • Output Power: +4 dBm Max. (Power class 2)
  • Profile:
    • HFP (Hands-Free Profile)
    • HSP (Head Set Profile)
    • A2DP (Advanced Audio Distribution Profile)
    • AVRCP (Audio/Video Remote Control Profile)



  • Power Requirement: 14.4 V DC (11-16 allowable)
  • Maximum Power Output: 50 W x 4
  • Maximum Pre-Output Voltage: 4 V/10 k ohms
  • Bass: +-9.1db at 100Hz
  • Treble: +-9.1db at 10kHz
  • Loudness: 10db at 100Hz
  • Weight: 1.1 kg (2 lbs. 7 oz)



  • Width: 178 mm (7″)
  • Height: 50 mm (2″)
  • Depth: 161.5 mm (6-3/8″)



  • Width: 168 mm (6-3/4″)
  • Height: 45 mm (1-3/4″)
  • Depth: 24 mm (1″)


Note: Due to continuous product improvement, specifications and design are subject to change without notice.


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