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The JVC KWX840BTS Double DIN Digital Media Receiver is Apple and Android compatible and features Bluetooth Automatic Pairing, which allows you to connect two phones full time. K2 technology and JVC Streaming DJ keep the party going by giving you enhanced sound and allowing you and your friends to be the DJ. In addition, the KWX840BTS works with Pandora and Spotify, and includes a USB port for charging your phone or playing music.
2-Line VA LCD Display
Equipped with VA (Vertical Alignment) LCD panels that offer a broader angle of view and better visibility. The 2-line display provides more information with animation effects.
2-Zone Variable-Color Illumination
You can mix the front panel illumination, separated into 2 zones. 50 preset patterns (49 colors + 1 user color preset) are available for easy customization. In addition, manual setting is possible to set each RGB color by 32 steps, providing a total of 32,768 different colors for each zone, 1 and 2, to match your preferences. You can even enjoy moving illumination, selectable from 10 color animation patters.
Spanish Text Display Compatible
On-screen display menu now available in Spanish. Helpful for more users.
2 Phones Full-Time Connection
You can connect two phones full time via Bluetooth, with secure and simple pairing. Calls to either phone can be received by a push of a key on the head unit.
Bluetooth AVRCP1.5 for Versatile Song Selection
In addition to repeat and random playback of music files, you can also easily search for songs using the browsing function. Just look for and choose the song you want to hear from the folder name and song name lists.
Bluetooth Hands-Free Profile 1.6
HPF 1.6 Wideband Speech is supported, so you can now enjoy hands-free phoning convenience together with higher voice quality and improved noise reduction.
iPhone®/Android Bluetooth Automatic Pairing
Just connect your iPhone or Android device* via USB and the automatic Bluetooth pairing function will work to complete the pairing. No complicated manual procedure to worry about.
*JVC Music Play application is required for Android.
JVC Streaming DJ
Connect up to 5 Bluetooth devices simultaneously, so you and your friends can take turns streaming music like a DJ. Move to the groove and get the party pumping to the max.
K2 Technology for Enhanced Digital Sound Quality
K2 is a JVCKENWOODs original technology that reproduces the original master sound by expanding the bit rate and frequency range. K2 is compatible with all sources including CD. For example, K2 will expand the digital data of the audio CD recorded at 44.1kHz/16 bit to 48 kHz/24 bit, and recreate the high-frequency range above 20kHz that is cut during the CD formatting.
By selecting the speaker type and the distance to the centre of the listening position, the head unit will automatically adjust the timing of the sound output from each of the speakers so that the sound from each of the speakers will arrive exactly at the same time to the listening position.
Space Enhancement is a virtual surround technology using 2 speakers. Just select the vehicle size, and the head unit automatically adjusts the sound effectively.
This function boosts the low frequencies which can be lost during compression to MP3 or AAC.
Virtually manipulate the height of the speakers by adjusting the sound frequencies.
Volume Link EQ
Volume Link EQ boosts specific frequencies in the audio signal to compensate for the impact of road noise. It boosts frequencies in the music that are affected by road noise.
Use the 13-Band Equalizer to manually adjust the sound to your taste.
Pandora / iHeartRadio / Spotify Control (Android/iPhone)
Listen to Pandora, iHeartRadio, and Spotify from your smartphone with smooth control on the headunit via USB or Bluetooth connection for iPhone, and via Bluetooth for Android devices.
Ready for SiriusXM Radio. You can listen to over 100 Channels of music, sports, and entertainment.
24bit FLAC Compatible with Tag
Compatible with FLAC format which allows digital audio to be losslessly compressed, so that file size is reduced without any information being sacrificed. Also compatible with playback of 24bit / 96kHz FLAC format.
Android Music Playback via USB (AUTO MODE/AUDIO MODE)
Simply connect your Android smartphone or tablet to the receiver via USB and enjoy a totally "plug and play" music playback solution. The Android Open Accessory Protocol (AOA2) is supported so absolutely no preparation or set-up is necessary just plug it in and its ready to play audio files stored on your Android device in whats called "AUDIO MODE". Or, by installing the free JVC Music Play app* available on Google Play, youll be able to access "AUTO MODE" for added functionality including Folder Up & Down, and Search Artist/Album/Song.
High Current 1.5A Charging
Rapidly charge your smartphone using the USB port, with up to a maximum of 1.5A.
Remote Control App
Control the receiver's source directly from the smartphone using simple finger gestures with "JVC Remote" app* now available for both iOS and Android. You can even customize your audio setting, and see detailed source information such as song title, artist name and album art etc. from the smartphone.