FeaturesKD-X451DBTKD-X441DBT
KEY FEATURESKD-X451DBTKD-X441DBT
DAB+ Tuner built-in -
Bluetooth Hands Free Call (HFP)-
Bluetooth 2 Phones Full-Time ConnectioniPod/iPhone Music Playback
5 BT-Audio Connection (JVC Streaming DJ)2 Phones Full-Time Connection
Bluetooth Audio Streaming & Control (A2DP, AVRCP)-
Bluetooth Voice Dialing (voice recognition compatible mobile phone required)Bluetooth AVRCP1.5 for Versatile Song Selection
Bluetooth Phone Book Access Profile (PBAP)Bluetooth Hands-Free Profile 1.6
Bluetooth iPhone & Android Automatic PairingBluetooth Automatic Pairing for iPhone & Android
-JVC Streaming D.J.
iPod/iPhone Music PlaybackK2 Technology
Spotify Control (Android via Bluetooth, iPhone via USB or Bluetooth)Time Alignment
USB High Current 1.5A ChargingSpace Enhancement
JVC Remote Control AppSound Response
FLAC Compatible ( Up to 96kHz/24bit )Sound Lift
Variable Color IlluminationVolume Link EQ
2-Line VA LCD Display13-Band Graphic EQ
13-Band Graphic EQdrvnEQ
11-Preset EQ24bit FLAC Compatible with Tag
K2 Technology (K2 is a JVCKENWOOD's original technology that reproduces the original master sound by expanding the bit rate and frequency range.)2-Line VA LCD Display
Time AlignmentHigh Current 1.5A Charging
Space EnhancementJVC Remote Control App
Sound ResponseBuilt-In DAB Tuner (including DMB Audio)
Sound LiftVariable Color Illumination
Volume Link EQ-
Steering Remote Control Ready-
 
DisplayKD-X451DBTKD-X441DBT
Detachable Face PanelYesYes
Display Type2-Line VA LCD Display2-Line VA LCD Display
LCD ColourWhiteWhite
Adjustable RGB Key illuminationYesYes
Auto DimmerYesYes
Russian Text CompatibleYesYes
Spanish Text CompatibleYesYes
 
Radio TunerKD-X451DBTKD-X441DBT
DAB+ Frequency Band III174928MHz to 239200MHz174928MHz to 239200MHz
DAB+ Frequency L-Band-1452960MHz to 1490624MHz
Radio Data System (RDS)YesYes
FM Frequency Range87.5 - 108.0MHz87.5 - 108.0MHz
AM Frequency Range(MW) 531 - 1,611kHz (9kHz), (LW) 153 - 279kHz (9kHz)(MW) 531 - 1,611kHz (9kHz), (LW) 153 - 279kHz (9kHz)
Preset Stations18FM + 6AM + 18DAB18FM + 6AM
Tuner Preset Back-up MemoryYesYes
Automatic Preset / SSM (FM only)YesYes
Digital Processing Tuner-Yes
Radio Timer-Yes (Once/Daily/Weekly)
 
Media PlaybackKD-X451DBTKD-X441DBT
MP3 Compatible with TagUSBUSB
WMA Compatible with TagUSBUSB
WAV Compatible with TagUSBUSB
FLAC Compatible with TagUSB ( Up to 96kHz/24bit )USB ( Up to 24bit/48kHz )
 
USBKD-X451DBTKD-X441DBT
LocationFrontFront
1.5A Max. Power Supply CurrentYesYes
 
Bluetooth®KD-X451DBTKD-X441DBT
Built-In BluetoothYes (Ver 3.0)Yes (Version 3.0, Wired-Mic included)
Voice Dialing-
Remote Control ApplicationYesYes (via Bluetooth(R))
Hands Free Call (HFP)Yes (HFP 1.6 wideband speech)Yes (HFP 1.6 wideband speech)
Advanced Audio Distribution Profile (A2DP)yes-
Phone Book Access Profile (PBAP)YesYes
Serial Port Profile (SPP)Yes-
2 Phones Full-Time ConnectionYesYes
JVC Streaming DJYesYes
Noise CancellerYes-
Echo CancellerYes-
Wired Microphone includedYes-
 
iPod/iPhone ControlKD-X451DBTKD-X441DBT
 
Android ControlKD-X451DBTKD-X441DBT
Spotify ControlYes (via Bluetooth(R))-
 
AudioKD-X451DBTKD-X441DBT
Maximum Power Output (Front & Rear)50W x 4 / 50W x 2 +Subwoofer (4 ohms) 50W x 150W x 4 / 50W x 2 +Subwoofer (4 ohms) 50W x 1
Full Bandwidth Power (at less than 1%THD)22W x 422W x 4
MOS-FET AmplifierYesYes
K2 TechnologyYesYes
EQUALIZER-
13-Band Graphic EQYesYes
Preset EQYes (11-Preset)Yes (9-Preset)
Volume Link EQYesYes
drvn EQYesYes
High-Pass Filter/Low-Pass FilterYes/YesYes/Yes
Time AlignmentYesYes
Space EnhancementYesYes
Sound ResponseYesYes
Sound LiftYesYes
Loudness ControlYes (Off/Low/High)Yes (Off/Low/High)
Bass Boost (Hyper Bass System)YesYes
 
Inputs and OutputsKD-X451DBTKD-X441DBT
Auxiliary (AUX) Input1 (Front)1 (Front)
Pre-Out Terminals2 Pairs (Front + Rear/Subwoofer Selectable)2 Pairs (Front + Rear/Subwoofer Selectable)
Pre-Output Level2.5V4.0V
Subwoofer Output with Level/Frequency ControlYes (Level -50 - +10)Yes (Level -50 - +10)
Subwoofer Output Level2.5V4.0V
Subwoofer Direct Connection (Mono Lch)YesYes
 
GeneralKD-X451DBTKD-X441DBT
Back Up MemoryYesYes
Wired Steering Remote Control ReadyYesYes
ISO ConnectorYesYes
Installation Size (W x H x D)182 x 53 x 100mm182 x 53 x 159mm
Weight0.6kg-
Weight, inlcuding sleeve and escutcheon-0,8kg
Unit weight in individual package0.9kg1.2kg