Kenwood KDC-BT740DAB - CD/MP3/USB Car Stereo Bluetooth Amazon Alexa DAB Radio with Antenna

Key Features

• Amazon Alexa ready
• DAB+ Digital radio tuner built-in
• Bluetooth handsfree & audio streaming built-in
• DSP, DTA & 13-band EQ built-in
• KENWOOD Remote & Music Mix app ready
• Amazon Alexa ready
• 13 digits, 1,5 Line Wide LCD Display
• Variable Colour Illumination
• English/Russian/Spanish/French&German GUI language
• 2 RCA (front + rear/sub) Preouts (2,5V)

General Features

• DIN Size          1 DIN
• Detachable Faceplate          
• Key Illumination       Variable LED
• Rotary Encoder & Control Knob     
• Dual Accent Key        Hands free & Voice Assistant
• Back-up Memory       Tuner pre-sets & menu settings
• Attenuator with Smooth Volume Return   
• Touch Sensor Tone  
• Digital Clock (24H)  
• Clock display when power-off         default off
• All-off Select (20/40/60 minutes)
• Built-in Connector     Mitsumi, 16 pin
• ISO connector            , Mitsumi to ISO cable
• Bluetooth unit built-in         
• USB interface x 1      , (Front)
• Firmware upgradable         

Display Features

• Display Type  Liquid Crystal Display (LCD)
• Display Layout           2 line text + custom icons
• Vertical Alignment Liquid Crystal Display 
• Display Illumination Variable by RGB LED
• Dimmer Control        Manual / Set by Timer
• Brightness control     0 - 31 steps
• Demo Mode  
• Menu text in selectable language   English(default) / Spanish / French / German / Russian

Cosmetics Features

• Dress plate     Piano Black
• Pre-set key finish      Piano Black
• Escutcheon finish      Piano Black
• Volume & operation knob or wheel            Transparent Lighting & Chrome Finished Ring
• Triangle Illumination            Red LED
• Front terminals dust cover 
• Key illumination        Variable by RGB LED
• Illuminated front USB port  Variable by RGB LED
• Brightness Control (Key)     0 - 31 step
• Dimmer Control (Key)         Manual / Set by Timer
• Variable colour illumination           
• Colour Zone Concept            2 zone colour control
• Brightness zone concept      2 zone brightness control
• Chrome-finished accents     Volume knob & faceplate

Tuner Features

• Station Select Manual / Pre-set
• FM Reception
• AM (MW/LW) Reception    
• Tuner Pre-sets (FM/AM)     24 Pre-sets (18FM / 6AM)
• Pre-set memory w/o back-up power        
• Mixed pre-set memory (FM & AM) 6 presets
• Up/Down Seek/Scan           
• Automatic Memory Entry (AME)   
• FM Stereo / Mono Selector 
• Radio Data System   
• Radio Text Plus        
• Traffic Information  
• Local search  
• AF Regional    Selectable: AF/AF Reg/OFF
• Auto TP search         
• Enhanced Other Networks Function (EON)

CE DAB Tuner Features

• DAB+ tuner built-in  
• Digital Radio Certification Mark 
• Intelligent seek 
• Ensemble seek 
• Tuning mode / Seek mode Auto1/Auto2/Manual
• Service preset    6 ch * 3 bank presets,
• Auto service memory (AME)      
• Service list by alphabet order    
• Preset list 
• Related service 
• Audio interrupt standby by PTY
• Audio interrupt standby by announcement         
• DAB-RDS integrated TI      
• Traffic Information   
• DAB-AF (Alternative frequency)
• Announcement Switching (ASW) Select      
• DMB Audio (Digital multimedia broadcasting)    
• Soft linking        
• Antenna power supply on/off switch 
• DAB antenna included       

CE_Playable Audio File

• AAC (*.m4a) files are playable    USB
• AAC (*.aac) files are playable      CD/USB
• MP3 files are playable        CD/USB
• WMA (.wma) files are playable   CD/USB
• WAV (.wav) files are playable     USB
• FLAC files are playable        USB

CD Features

• CD-R/RW Compatible        
• MP3, WMA & AAC playback        
• CD Text with special Character Support       English(default) / Spanish / French / Russian / Greek
• D.A.C. processing         24bit
• 0 bit Mute
• Random Function       DISC Random/Random OFF
• Repeat Function         Track Repeat/All Repeat

USB Features

• USB terminal, Front with dust cover
• USB Type  2.0 High speed  
• Android Open Accessory support (AOA)      V 2.0
• MP3, WMA, AAC, WAV, FLAC playback
• Repeat/Scan/Random search    
• Repeat / Random Play       
• Direct search    
• Resume play     
• Time code display     
• 1,5A Charge Capability for Smartphone (BC 1.2).         

iPod Features

• Made for iPod & iPhone *  
• USB Direct Control (Audio, 1 wire, Lightning-connector)       with optional cable KCA-iP103
• Music playback 
• Alphabet search        
• Skip search       
• Related search  
• Direct Search    
• iPod EQ Mode   
• Control by hand        
• App & iPod control mode   
• Spotify App Link        
• iAP over Bluetooth    
• iTunes Radio App       iAP1
• Reverse browsing      
• Battery charge + power control 

* Always update to latest Apple firmware   

Audio Features

• Maximum Output Power    50W x 4
• MOSFET Power IC     
• Auxiliary Type   Mini-jack, front panel
• Pre-out      2 RCA
• Pre-out Output Level 2.5V
• Preout Rear / Subwoofer Switchable 
• Subwoofer Reference Level Adj. 
• 2-Way X'over network       
• 3-Way x'over (bi-amp connection)     
• Tone Control / Easy EQ      13 band, 8 presets
• Balance/Fader/Loudness Control       
• Bass Boost Circuit       Off/+1/+2/+3/+4/+5
• Att.(-20dB) with smooth Volume Return     
• Easy 3-band EQ mode       
• Graphic Equalizer + Preset 13-Bands Graphic Equalizer with 8 Presets.
• Digital Sound Processor (DSP) Built-in        
• Digital Time Aligment (DTA)      
• Low- & High-pass Filter      
• Speaker Size Control  , Front/rear/subwoofer independently
• Kenwood Sound Reconstruction
• Sound Reconstruction        
• Space Enhancer         
• Realizer    
• Stage EQ  
• Drive EQ  

Bluetooth General Features

• Hands Free Profile with High Sound Quality         HFP V1.7
• Max num. of regist. phones for HFP     5 phones
• 2 phones fulltime connection     
• Advanced Audio Distribution Profile (A2DP)       
• High Quality Audio Streaming     SBC/AAC
• Max num. of regist. units for A2DP      5 units
• Serial Port Profile (SPP)    
• Simple Secure Pairing (SSP)       
• Phonebook Access Profile (PBAP)       
• Wireless Music Browsing (AVRCP 1.5)         
• Easy pairing function
• iPhone & Android automatic pairing via USB       
• Voice Dialing / Siri E Free  
• Spotify App Link        
• KENWOOD Remote App Ready  
• KENWOOD Music Mix Support  
• Catchphone / Call Waiting
• Private mode    
• Alphabet Search (Phonebook)   
• Noise Canceller 
• Echo Canceller  
• Phone device status display       
• Audio device status display        
• Signal strength display      
• Remaining battery display
• Bluetooth Paring Indicator
• High-quality noise canceling microphone     Rear Wired
• Bluetooth firmware upgradeable        

* depends on phone model/make       & Kenwood unit

Connectivity

• Front USB & AUX Input      
• OEM Wired Remote Control ready      
• DC-Cord    Mitsumi to ISO
• Power Control (P.CON) wire       
• Amplifier pre-out       2 x RCA: Front + Rear/Sub (selectable)
• FM Antenna Input      JASO connector
• DAB Aerial input         SMB connector
• External microphone input         3,5mm mini-jack

Tuner Specifications

• FM range: 87.5Mhz - 108MHz (50Khz step)        
• FM Usable Sensitivity 0.56μV/75ohm (S/N 30dBf)
• FM Quieting Sensitivity       1.58μV/75ohm (S/N 46dBf)
• FM Frequency Response     30Hz ~ 15kHz (± 3dB)
• FM Signal to noise ratio (Mono)  68dB
• FM Stereo Separation (1kHz)      40dB
• MW range: 531kHz - 1611kHz (9kHz step)
• MW Usable Sensitivity        28.5μV
• LW range: 153kHz - 279kHz (9kHz step)    
• LW Usable Sensitivity          45μV

DAB Tuner Specifications

• Band III - Frequency range         174.928 MHz - 239.2MHz
• Sensitivity - 100dBm
• Signal to noise ratio    90dB
• DAB Aerial Connector Type         SMB
• Output Voltage  14.4V (10.5V to 16V allowable)
• Maximum Current     < 100 mA

Codec Specs

• MP3 Format       MPEG 1/2 Audio Layer 3-Files
• WMA Format     in accordance with Windows Media Audio
• AAC Format        AAC-LC “.aac”(CD&USB) and ".m4a"(USB) files
• WAV Format      RIFF waveform Audio Format (only for LinearPCM)
• FLAC Format      FLAC files (up to 96kHz/24bit)

CD Specifications

• Laser Diode        GaAIAs
• Digital Filter(D/A)      8 Times Over Sampling
• Digital/Analogue Converter         24 Bit
• Wow & Flutter   Below Measurable Limit
• Frequency Response  20Hz ~ 20kHz (±1dB)
• Total Harmonic Distortion  0.01% (1kHz)
• Signal to Noise Ratio   97dB (1kHz)
• Dynamic Range 92dB
• Channel Separation   85dB
• MP3 Decoder     Compliant with MPEG-1/2 Audio Layer-3
• WMA Decoder   Compliant with Windows Media Audio
• AAC Decoder      AAC-LC".aac" Files

USB Specifications

• USB Version compatibility  USB 1.1/2.0 full speed
• File System         FAT 32/16/12
• Maximum Supply current  1500mA
• D/A Converter   24bit
• MP3 Decode      Compliant with MPEG-1/2 Audio Layer-3
• WMA Decode     Compliant with Windows Media Audio
• AAC Decode       "m4a" & "aac" file encoded by AAC-LC format
• WAV Decode      Linear - PCM Files
• flac Decode        FLAC files up to 96kHz/24bit

Audio Specifications

• Maximum Power        50W x 4
• Output Power (DIN45324,+B=14.4v) 22W x 4
• Preout Level      2500mV / 10kOhm,
• Preout Impedance     ≤ 600Ohm
• Speaker Impedance   4Ohm ~ 8Ohm
• AUX Frequency Response   20Hz ~ 20kHz (±1dB)
• AUX Maximum Input Voltage      1000mV
• AUX Input Impedance        30kOhm

DSP Specifications

• Equalizer Type  Graphic
• Frequency band         13 bands
• Frequency band - Front      62.5Hz ~ 16kHz
• Equalizer Gain   –9db ~ +9db
• Q Control  0.25/ 0.50/ 1.00/ 2.00
• High Pass Filter frequency Through/50 ~ 220 (Hz)
• High Pass Filter Slope          -12/-18/-24 dB/Oct
• Low Pass Filter frequency  50 ~ 120(Hz)/Through
• Low Pass Filter Slope -12/-18/-24 dB/Oct
• Time Alignment 0 — 610cm(2 cm step)
• Car type    ► OFF ► COMPACT ► Full SIZE CAR ► WAGON ► MINIVAN ► SUV ► MINIVAN LONG

Bluetooth Specifications

• Technology        Bluetooth V3.0
• Frequency          2.402 - 2.48 GHz
• Output power    +4dBm(max), 0dBm (AVE) power class 2
• Maximum range         Line of sight approx. 10 meter
• Handsfree profile (HFP)    
• Serial port profile (SPP)    
• Advanced audio distribution profile (A2DP)        
• Audio Codec       SBC/AAC
• Audio/Video remote control profile (AVRCP)       
• Phonebook access profile (PBAP)       

Accessories

• Release keys      2 pieces
• Escutcheon       
• Installation Sleeve     
• DC cord (Mitsumi to ISO)   15 cm
• DAB antenna     with 3 m cable
• Handsfree Microphone       with 3 m cable

General Specifications

• Operating voltage       14.4V (10.5 ~ 16V Allowable)
• Maximum Current Consumption         10A
• Dark Current Consumption         Below 1mA
• Dimensions (WxHxD)         182 x 53 x 155.5mm
• Weight      1200 gr.
• Operation Temperature Range   -10°C ~ 60°C

Instruction Manuals   Multi-language quick Guide