Alpine CDE-178BT RECEIVER WITH BLUETOOTH / AUX / USB
Introducing Alpine’s high-end receiver with cutting-edge technology and connectivity, the CDE-178BT is designed for the next generation of car audio enthusiasts. With a rear USB input for iPod/iPhone or USB mass storage devices, and a direct iPod control mode, allowing passengers to use the iPod interface for direct iPod operation. The built-in Bluetooth Plus allows audio streaming from compatible devices, as well as hands-free operation of Bluetooth enabled mobile phones and full phone book access.
The 9 band parametric EQ and 6 channel digital time correction give you comprehensive control to tune the sound exactly how you like it, while the Alpine TuneIt app gives you even more advanced audio tuning options including search and download of pre-set audio parameters, and Facebook text-to-speech right from your compatible smartphone. The quad illumination feature is a popular feature that lets you chose between four colour schemes, this allows you to match the colour of your dashboard to give your cabin a completely unified look.
9-Band Parametric EQ
Parametric Equalisers are multi-band variable equalisers which allow users to control the three primary parameters: amplitude, centre frequency and...Read more
Alpine TuneIt TTS App
Alpine’s TuneIt app makes smartphone integration a breeze, offering advanced audio tuning, download of preset audio parameters and Facebook...Read more
Bass Engine SQ
The BASS button takes you directly to Alpine’s advanced bass level adjustment function. As you choose one of the five levels, it automatically...Read more
Bluetooth Plus Built-in CD Tuner
In addition to full hands-free mobile phone operation, Bluetooth Plus gives you many other convenient functions like adjustable volume control, 5...Read more
Parametric Equaliser
A divider separates the audio signal into two or more frequency bands to feed different amplifiers or speakers.
Radio Data System
RDS is a communications protocol which sends small amounts of digital information to your head unit. This allows you to view extra radio...Read more
MediaXpander
MediaXpander (MX) is Alpine’s exclusive technology that restores sound quality lost in music file compression or original recording process. No...Read more
Quad Illumination
Choose your favourite colour with Quad Illumination, a popular Alpine feature that lets you choose from four colour schemes: red, amber, green or...Read more
QuickSearch
Lot’s of music? Find it fast! With Alpine’s exclusive Quick-Search technology, you’ll be able to find what you want, the quickest and easiest...Read more
Rear USB Connection
Connect your iPod, iPhone or USB drive via the rear USB input for playback of audio files.
Remote Control Ready
With the optional infrared (IR) remote control, enjoy the convenience of effortlessly commanding basic functions of the Alpine head unit wirelessly.
Steering Wheel Remote Ready
Steering Wheel Remote Control Ready. Replace the factory-installed head unit without loss of this convenient option. Alpine head units that are...Read more
Sub Woofer Level
Ability to control the Sub Woofer Levels.
USB Cable Included
A USB extension cable is included to route the connector to a convenient location such as the glove box or centre console.

| Head Units | |
| Auxiliary Input | |
| Bluetooth | |
| USB Input | |
| Preout | |
| Detachable | |
- 50W x 4 High power amplifier
- MP3/WMA/AAC playback
- MediaXpander
- 9-Band Parametric EQ
- Digital time correction
- Crossover settings
- 3 PreOuts (4 Volts)
- Bluetooth hands-free & audio streaming
- TuneIt app ready for iPhone & Android
- App direct mode for iPod/iPhone
- Rear USB connection
- Rear AUX connection
- KTP-445U Power Pack Ready
- Steering remote control ready
- High resolution LCD Display
- Non-shutdown design for vehicles with start-stop engine system
- Quick Search
- 4 Illumination Colours Selectable (blue/red/green/amber)
- USB Cable Included
- Microphone Included
FM TUNER SECTION
- Tuning Range: 87.5~108.0 MHz
- Mono Usable Sensitivity: 9.3 dBf (0.8 μV/75 ohms)
- Alternate Channel Selectivity: 80 dB
- Signal-to-Noise Ratio: 65 dB
- Stereo Separation: 35 dB
- Capture Ratio: 2.0 dB
AM TUNER SECTION
- Tuning Range: 531~1,602 kHz
- Sensitivity (IEC Standard): 22.5 μV/27 dB)
CD PLAYER SECTION
- Frequency Response: 5~20,000 Hz (+-1 dB)
- Wow & Flutter (% WRMS): Below measurable limits
- Total Harmonic Distortion: 0.008% (at 1 kHz)
- Dynamic Range: 95 dB (at 1 kHz)
- Signal-to-Noise Ratio: 105 dB
- Channel Separation: 85 dB (at 1 kHz)
PICKUP
- Wave length: 795 nm
- Laser Power: CLASS I
USB SECTION
- USB requirements: USB 1.1/2.0
- Max. Power Consumption: 1,000 mA
- USB Class: Mass Storage
- File System: FAT 12/16/32
- MP3 Decoding: MPEG AUDIO Layer-3
- WMA Decoding: Windows Media™ Audio
BLUETOOTH SECTION
- 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)
PICKUP
- Wave length: 795 nm
- Laser power: CLASS I
GENERAL
- Power Requirement: 14.4 V DC (11~16 V allowable)
- Maximum Power Output: 50W x 4
- Maximum Pre-Output Voltage: 4 V/10 k ohms
- Bass: -+9.1 dB at 100 Hz
- Treble: -+9.1 dB at 10 kHz
- Loudness: 10 dB at 100 Hz
- Weight: 1.4 kg (3 lbs. 1 oz)
CHASSIS SIZE
- Width: 178 mm (7″)
- Height: 50 mm (2″)
- Depth: 161.5 mm (6-3/8″)
NOSEPIECE SIZE
- Width: 170 mm (6-3/4″)
- Height: 46 mm (1-13/16″)
- Depth: 25 mm (1″)
Note: Due to continuous product improvement, specifications and design are subject to change without notice.










