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JVC KW-AVX840

7" In-Dash Double DIN Multimedia DVD/Divx/MP3/WMA/WAV Receiver with Built-in Bluetooth (El Kameleon)

4.0

(6 reviews)

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Flexible Entertainment

The JVC KW-AVX840 is the perfect option when it comes to in-dash double din A/V entertainment receivers. Now it’s not just a CD/DVD Player, it can also playback DVD-VR, MPEG1, MPEG2 and JPEG Pictures. By being compatible with so many different types of media, it gives you the ability to play just about anything. This unit comes with the proximity sensor. This sensor will allow you to hide the on-screen menu when your hand is away from the screen and then reveal the menu when your hand approaches it. This is helpful when you don’t want a bright screen in your car while driving at night.

The unit comes with built-in Bluetooth making your life easy without having to fumble around with a cell phone while driving. Integrated Bluetooth allows you to pair phones, headsets and other portable devices for audio streaming and hands-free calling. Not only does it have built-in bluetooth, it does allow you to play your iPod via the USB Input. All you need is the standard USB-to-iPod cable and you are set for iPod audio playback.

JVC GPS Drive Motion X

Find Your Route with GPS Drive Motion X

If you have an iPhone, you are on your way to a full featured in-dash navigation system for a fraction of the cost. After downloading the MotionX-GPS Drive application from the App Store, you can turn the JVC KW-AVX640 into a first rate navigation system. Simply install the app and connect your iPhone to the KW-AVX640. The points of interest are loaded from the internet to provide up to date and accurate information. Take full advantage of your iPhone and use MotionX GPS Drive as your navigation solution

 
 
 
 
 
 
 

General Features:

  • In-Dash 7" Double DIN AM/FM, DVD, MP3, WMA, WAV Multimedia Receiver
  • Built-in Bluetooth technology supports hands-free calling with a compatible Bluetooth phone
  • 2-Way control for iPod and iPhone allows user to control the device from the headunit or from the device
  • Motorized faceplate with tilt
  • Remote control optional: JVC RM-RK252P required and sold separately
  • Slide-down detachable face
  • 7" TFT-LCD Full-color touchscreen display
  • Personalized wallpaper backgrounds lets you choose between 4 different wallpaper themes
  • Separate variable color control for wallpapers, text, and hard-key buttons
  • Switchable 4:3 or 16:9 aspect ratio
  • CEA-2006 compliant amplifier
  • Power Output:
    • Peak: 50 watts x 4 channels
    • RMS: 20 watts x 4 channels
  • CD Text Display
  • MP3 ID3 Tag Display (Title/Artist/Album)
  • Proximity sensor hides the on screen menu when your hand is away from the unit and reveals the menu when your hand approaches the unit
  • El Kameleon design keeps unit concealed
  • Blackout feature turns off key illumination
  • Authorized Internet Dealer
  • 1-year Manufacturer's warranty

Playback and Audio Features:

  • Playback of DVD, DVD-VR, MPEG1, MPEG2, DivX, VCD, CD, CD-R, CD-RW, CD-DA, MP3, WMA, WAV, and JPEG
  • Compatible with region 1 DVDs
  • AM/FM tuner with 18FM/6AM presets
  • 3-Band parametric EQ with 7 selectable tone curves (6 Preset, 1 User)
  • High-Pass Filter (40, 60, 80, 100, 120, 150, 180, 220, Hz or Through)
  • Low-Pass Filter (50, 60, 80, 100, 120 Hz)
  • Radio data system (RDS) displays radio broadcast information such as artist, title and album
  • Dolby Digital Audio technology
  • PAL/NTSC Compatible
  • Adjustable subwoofer output level
  • 24-bit digital-to-analog converter
  • Dual zone capable

Expandability Options:

  • 3 Sets of 4V preamp outputs (front, rear and mono-subwoofer)
  • Integrated Bluetooth: Enables phones, headsets, and portable devices to be paired for audio streaming and hands free calling with included voice microphone
  • SIRIUS or XM Satellite Radio Ready: SIRIUS Satellite Radio Package or XM Radio Package required and sold separately, as well as a subscription to the respective satellite radio service
  • HD Radio Ready: JVC KT-HD300 required and sold separately
  • iPod/iPhone Ready:
    • Audio playback Only: Scosche IPUSB2 cable will work with most iPods/iPhones
    • Audio & Video Playback: JVC KS-U30 required and sold separately
  • Steering wheel remote ready: PAC SWI-JACKv1 or the Axxess ASWC required and is sold separately
  • 1 Rear RCA composite video output
  • 1 Rear RCA composite audio/video input
  • Dedicated video input for rear view camera
  • MotionX GPS Application Ready - iPhone users with MotionX GPS Navigation Application can stream navigation image from application directly onto screen

Bluetooth Features:

  • Built-in Bluetooth technology for hands-free talking and audio streaming
  • Supports SMS message notifications and A2DP audio streaming
  • Bluetooth profiles supported:
    • HFP: Hands Free Profile allows a hands-free car kit to connect to a compatible mobile phone
    • A2DP: Advanced Audio Distribution Profile allows high quality audio to be streamed from an audio device to the car stereo
    • AVRCP: Audio/Video Remote Control Profile supports basic remote control functions (play, pause, etc) via Bluetooth
    • OPP: Object Push Profile for sending basic "objects" such as pictures and other virtual material
    • PBAP: Phone Book Access Profile allows the car stereo to display the name of the incoming caller, as well as access the contact list of the mobile phone directly from the car stereo
  • Works with most Bluetooth enabled cell phones
  • Supports hands free calling with audio streaming
  • Enables the receipt notification of SMS (Short Message Service)
  • Voice recognition dialing with compatible cell phones
  • Manual phonebook transfer up to a maximum of 400
  • Microphone (with mounting bracket) included

Key Features And Comparison Chart

Display
6.1" LCD Touchscreen
6.1" LCD Touchscreen
7" LCD Touchscreen
6.1" LCD Touchscreen
6.1" LCD Touchscreen
6.1" LCD Touchscreen
5.4" LCD Monitor
Navigation
Motion X
Motion X
Motion X
Motion X
 
Variable Color Illumination
Pre-amp Outputs
3 Pairs
(2.5 Volts)
3 Pairs
(2.5 Volts)
3 Pairs
(4 Volts)
3 Pairs
(4 Volts)
3 Pairs
(4 Volts)
3 Pairs
(4 Volts)
3 Pairs
(5 Volts)
Video Playback
DVD
DVD
DVD, VCD, DivX
DVD, VCD, DivX
DVD, VCD, DivX
DVD, VCD, DivX
DVD, VCD
Audio Playback
CD, MP3, WMA
CD, MP3, WMA
CD, MP3, WMA
CD, MP3, WMA
CD, MP3, WMA
CD, MP3, WMA
CD, MP3, WMA
Bluetooth
Built-In
Built-In
Built-In
Built-In
Built-In
KS-BTA100
Required
Built-In
USB Interface
FRONT
FRONT
REAR
REAR
REAR
REAR
REAR
Auxiliary Input (Mini-Jack)
FRONT
FRONT
 
FRONT
FRONT
FRONT
 
HD Radio
Built-In
Built-In
KT-HD300
Required
KT-HD300
Required
KT-HD300
Required
KT-HD300
Required
KT-HD300
Required
Satellite Radio Ready
2-Way iPod Control
Equalizer
7-Band iEQ
7-Band iEQ
3-Band iEQ
3-Band iEQ
3-Band iEQ
3-Band iEQ
7-Band iEQ
Digital-to-Analog Converter
192kHz/24bit
192kHz/24bit
192kHz/24bit
192kHz/24bit
192kHz/24bit
192kHz/24bit
192kHz/24bit
Dolby Digital Sound
2-Channel
2-Channel
2-Channel
 
 
 
5.1-Channel
AM/FM Presets
18FM / 6AM
18FM / 6AM
18FM / 6AM
18FM / 6AM
18FM / 6AM
18FM / 6AM
18FM / 6AM
Dual Zone
 
 
 
 
 
 
iTunes Tagging
 
 
 
 
 
Product History:
JVC KW-AVX840 thumbnail
(newest, current model)
JVC KW-AVX830 thumbnail
(previous model, replaced by JVC KW-AVX840)
JVC KW-AVX820 thumbnail
(previous model, replaced by JVC KW-AVX830)
JVC KW-AVX810 thumbnail
(previous model, replaced by JVC KW-AVX820)
JVC KW-AVX800 thumbnail
(previous model, replaced by JVC KW-AVX810)
JVC KW-AVX706 thumbnail
(previous model, replaced by JVC KW-AVX800)
In-Dash Receiver Specifications
Receiver SizeDouble DIN
Faceplate SecurityDetachable
Motorized FaceplateYes
Remote ControlOptional (Accessory required and sold separately)
Peak Power Output50 watts x 4 channels
RMS Power Output20 watts x 4 channels
Preamp RCA Outputs3 Pairs (Front, Rear, and Subwoofer)
Sub Preamp RCA OutputYes
Preamp Voltage4 volts
Built-In Equalizer3-Band parametric EQ with 7 selectable tone curves (6 Preset, 1 User)
Display TypeTFT-LCD Monitor
Display ColorFull Color
Button ColorVariable Colors
CD Signal-to-Noise80 dB
CEA-2006 CompliantYes
Playback Features
AM/FM TunerYes
FM Presets18
AM Presets6
CD-R/RW PlaybackYes
MP3 PlaybackYes
WMA PlaybackYes
DVD / Video PlaybackDVD
DVD+R
DVD+RW
DVD-R
DVD-RW
DivX
SVCD (MPEG-2)
VCD (MPEG-1)
DVD Region Number1
Dual ZoneYes
Monitor Screen Features
TouchscreenYes
Monitor Screen Size7"
Monitor Angle AdjustmentBackward
Display AdjustmentBrightness
Color
Contrast
Dimmer
Tint
Expandability Features
NavigationNo
Audio/Video Inputs1 Set of Rear RCA A/V Inputs
Audio/Video Outputs1 Video RCA Output
USB InputRear
iPod Audio ConnectionYes (via iPod USB Cable or Accessory Cable Below)
iPod Video ConnectionOptional (Accessory required and sold separately)
Satellite RadioOptional - SIRIUS or XM (Accessory required and sold separately)
HD RadioOptional (Accessory required and sold separately)
Bluetooth ConnectivityYes (Built-in/Included Bluetooth Controls, Adapter and Microphone Included)
Steering Wheel Control CompatibleYes (Accessory required and sold separately)
CD Changer ControlsNo
Rear View Camera InputYes (Universal)
Memory Card ReaderNo
iPod Information
Compatible Apple Devices5G iPod Video (30, 60, & 80GB)
iPod Classic (120GB)
iPod Classic (80 &160GB)
iPod Nano 1st Generation (1, 2, & 4GB)
iPod Nano 2nd Generation (4 & 8GB)
iPod Nano 3rd Generation (4 & 8GB)
iPod Nano 4th Generation (8 & 16GB)
iPod Nano 5th Generation (8 & 16GB)
iPod Nano 6th Generation (8 & 16GB)
iPod Touch 1st Generation (8, 16 & 32GB)
iPod Touch 2nd Generation (8, 16 & 32GB)
iPod Touch 3nd Generation (8, 32 & 64GB)
iPod Touch 4th Generation (8, 32 & 64GB)
iPhone
iPhone 3G
iPhone 3GS
iPhone 4
iPod Charging Adapter RequiredNo
Warranty and Return Policy
Return Policy Standard Return Policy
Parts Warranty Duration1 year
Labor Warranty Duration1 year
Warranty ProviderManufacturer
Customer Review Summary for JVC KW-AVX840
Average Customer Rating is 4.0 out of 5 stars:
4.0
based on 6 Reviews
Share your thoughts with others:
Rating Distribution:
5 star:
.
.
17%
4 star:
.
.
67%
3 star:
.
.
17%
2 star:
.
0%
1 star:
.
0%
what's this?
Average Attributes Rating:
Durability
4.0
Value
4.5
Features
4.3
Design
4.3
Usability
4.2
what's this?
Quick Comparison:
Most Helpful Customer Reviews:
September 6, 2011 Really Nice Head Unit
2 of 2 people found the following review helpful:
Review by
Arthur from Gilbert, AZ
Overall
Durability
Value
Features
Design
Usability
I ordered the JVC KW-AVX840 last Thursday from Sonic Electronic and received it the next day. This is the fastest delivery that I ever seen.... Thanks Sonic Electronics!!!

Regarding the JVC KW-AVX840... I had it professionally installed at Best Buy... The head unit itself is really good... I like the screen size and the image quality. The sound quality is awesome!!! Much better than the stock radio... The touch panel is really responsive... I do not see any lags at all... I like all the functions on this HU. The only issue that I'm having is as follow:

I was not able to get any video and sound to display through my wife's iphone 4 (using JVC KS-U30 cable)... I than tried setting "AUDIO INPUT" to "A/V IN" and "VIDEO INPUT" to Ipod... This allowed me to display both video with sound... But this only worked when I used the "External Mode" after using Motion X software... I have to close out Motion X software first and than go to play video. It will not work if I don't use Motion X software first or if I have my Car engine turned on (with emergency break on). I even tried rebooting my iphone 4 and turning the car engine on and off... I think this is a really strange behavior.

I also have Voice Command issue... I also tried using my Android phone and it still have the same issue. It does not pick up the correct voice command... If I say: "Call Art Cell" it will dial a different number. I see this issue on my wife's Iphone 4 and my Android cellphone. If I use the voice commands on both phones by them self.. it works just fine... It was able to pickup voice command correctly. But if I tried it again using the microphone provided by the JVC head unit, it will not pickup the correct voice command.

I also had a backup camera installed onto this HU... it works perfectly!!!

I bought this HU for the bluebooth hand free calling and music streaming, and the ability to connect a backup camera...

I really think this is a good HU... But I wish that it would be easier to setup... It took me three days to figure out how to get video and sound to display correctly using my wife's iphone 4. I also wish that the "Voice command" can pickup the correct commands...
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November 8, 2011 awsome product but the bluetooth is aggrivating at the least
1 of 1 people found the following review helpful:
Review by
Brandon from claremont, CA
Overall
Durability
Value
Features
Design
Usability
This head unit is sweet for the money. I have no regrets in buying it. The only issue is the bluetooth for some reason doesnt work all the time. If i make a call from my phone (not the head unit itself) the head unit wont read the call. It will still Bluetooth the call but no display will come up. On top of that i use my phone for all of my music. The Bluetooth is awsome when it wants to work. The phone will be connected but no sound coming out of the speakers. So i have to disconect then reconect. Sometimes i have to shut the car off completly to get my Bluetooth connection again. I'm going to take this up with JVC to see what the problem is. Other then that, this thing is sick. 99% happy with this unit.
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October 20, 2011 Awesome
1 of 1 people found the following review helpful:
Review by
Justin from Banora Point, 0, Australia
Overall
Durability
Value
Features
Design
Usability
I have just had the head unit installed and it is excellent. I highly recommend this head unit. It is good value.
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August 4, 2011 lot of options for the price.
1 of 1 people found the following review helpful:
Review by
bare from Greenville, MS
Overall
Durability
Value
Features
Design
Usability
I have only had the unit for 1 week, but so far it has exceeded my expectations. It was an upgrade from the factory radio in my tundra. I left the OME speakers and added a sub and amp and wow, what a difference. I like the detectable face and the touch screen works great. The menus are easy to navigate and the blue tooth works great with my Android phone... audio and phone. The ability to adjust the background colors is neat as well. I only wish it would allow you to watch the eq bounce. I recommend this unit for the price.
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January 5, 2012 Liked better its predecessor
Review by
Luis from Miami, FL
Overall
Durability
Value
Features
Design
Usability
I bought this one to replace a stolen AVX 740. Although it is a great unit. I don't like the fact that you can't turn it off (there's no on off switch, anywhere).

As I have a sub and an amplifier which receive on signal from it, there's no way to turn them off unless you take front panel off this unit. So if I only want to keep it there for backup camera use, I have to keep my amps on, which I don't like.
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View All 6 Reviews for JVC KW-AVX840
iPod Adapters and Cables
An iPod adapter/connection cable will allow you to listen to music through your car in-dash stereo from your iPod, charge the iPod, and usually control the playback and playlists through the in-dash head unit too.
 ProductPriceAdd?
JVC KS-U30JVC KS-U30
This iPod cable is made specifically for the audio and video playback of this in-dash receiver.
$44.99
Scosche IPUSB2Scosche IPUSB2
This iPod cable is made specifically for the audio playback of this in-dash receiver.
$10.99
Remote Controls
Add a wireless or wired remote to your in-dash stereo. With a wireless remote, your rear seat passengers will have basic control of your receiver.
 ProductPriceAdd?
JVC RM-RK252PJVC RM-RK252P
Remote control made specifically to work with this radio.
$21.99
Steering Wheel Interface Adapters
Operate your new radio using your factory steering wheel audio controls with a steering wheel adaptor.
 ProductPriceAdd?
Axxess ASWCAxxess ASWC
Universal steering wheel control interface with automatic programming
$52.99
PAC SWI-JACKv1PAC SWI-JACKv1
Use this steering wheel adapter to retain your vehicles steering wheel controls.
$54.99
Satellite Radio Tuners
Add an XM or SIRIUS satellite radio tuner to your new stereo with one of the following available accessories.
 ProductPriceAdd?
JVC CNP2000UCA+CNPJVC1JVC CNP2000UCA+CNPJVC1$113.99
JVC SC-C1+KSS-RA100JVC SC-C1+KSS-RA100$121.99
Rear View Camera
These recommended rear view camera will allow you to see behind your vehicle when you reverse your car.
 ProductPriceAdd?
Kenwood CMOS-200Kenwood CMOS-200
Universal Rearview Backup Camera
$159.99
BOYO Vision VTK-350BOYO Vision VTK-350
Universal rear view backup camera with wide viewing angle and waterproof housing
$49.99
Expandable Storage Accessories
Get more out of your new in-dash car stereo with these storage accessories.
 ProductPriceAdd?
Transcend TS4GJF500Transcend TS4GJF500
4 GB JetFlash 500 USB 2.0 Flash Thumb Drive
$19.99
Installation, Tools & Accessories
Get your car stereo receiver installed by an expert, or do it yourself with install tools and accessories found below.
 ProductPriceAdd?
Monster Cable MPC CLNKIT-SM CNMonster Cable MPC CLNKIT-SM CN
2 Bottles of LCD Screen Clean with Cleaning Cloth
$5.99
Scosche TK12 Car Stereo Installation KitScosche TK12 Car Stereo Installation Kit
Includes panel removal tool, wire cutter/stripper, test light, RCA cable runner, screwdriver, and more!
$14.99
18 Butt Connectors, 2 Ring Terminals, and Zip Ties18 Butt Connectors, 2 Ring Terminals, and Zip Ties
Great for connecting your car stereo wires to the harness.
$5.99
System Optimization and Tuning
Use these accessories to test and tune the sound your new audio system!
 ProductPriceAdd?
AutoSound 2000 CD-103AutoSound 2000 CD-103
Audiophile reference series test disc for evaluation of all audio components.
$12.99
AutoSound 2000 CD-102AutoSound 2000 CD-102
High frequency test CD specifically designed for the set-up and evaluation of sound system imaging and placement.
$12.99
AutoSound 2000 CD-105AutoSound 2000 CD-105
Demonstrates different characteristics and specifications of an audio system.
$12.99
Sonic Electronix Stickers
Show off your Sonic Electronix pride with a decal for your car! Choose the size that is best you!
 ProductPriceAdd?
Sonic Electronix StickerSonic Electronix Sticker
4-1/2" Vinyl SonicElectronix.com Sticker (Blue)
$0.25
Medium Sonic Electronix StickerMedium Sonic Electronix Sticker
6-1/2" Vinyl SonicElectronix.com Sticker (Blue)
$0.50
Large Sonic Electronix StickerLarge Sonic Electronix Sticker
13" Vinyl SonicElectronix.com Sticker (Blue)
$0.99

Product Summary

Manufacturer: JVC
Model number: KW-AVX840
UPC: 046838044380
Weight: 8.25 lbs
Internal SKU: kwavx840
Internal product ID: 33387
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Customer Testimonial

After searching around for sub boxes, these were the best price for quality I could find anywhere. Don't get ripped off by other online (and many retail) audio stores, grab what you need here! Fast Shipping too!

- Bryan from NorCal

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