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    The Kenwood KDC-BT640U is a 2 Phone Full-Time Connection Bluetooth. You can enjoy audio streaming just by switching the devices among your friends up to 5 Bluetooth devices can be paired to the head unit at the same time.While you are connected through Bluetooth, with a touch of a button you can switch between two phones.


    • 255 Segment 1.5 Line Text Display
    • Built-in Bluetooth
    • Direct Bluetooth Control Key
    • Multi-Color Illumination
    • 13 Band EQ & DTA
    • Front USB & AUX IN
    • 3 Preouts 3.5V



    Kenwood KDC-BT640U Audio Receiver

    SKU: KDCBT640U
    $239.00 Regular Price
    $219.00Sale Price
    • KDC-BT640U


      Frequency Range (Frequency step)87.5MHz to 108.0MHz(50kHz)

      Usable Sensitivity8.2dBfS/N 30dB(0.71μV/75Ω)

      Quieting Sensitivity17.2dBf

      DIN S/N 46dB(2.0μV/75Ω)

      Frequency Response (±3.0dB)30Hz to 15kHzS/N64.0dB(MONO)

      Stereo Separation40dB(1kHz)


      Frequency Range

      Band 1(MW) / 531kHz to 1602kHz(9kHz)

      Band 2(SW1) / 2940kHz to 7735kHz(5kHz)(Frequency step)

      Band 3(SW2) / 9500kHz to 10135kHz / 11580kHz to 18135kHz (5kHz)

      Channel Space SelectionBand 1 / 9kHzBand 2/3 / 5kHz

      Usable Sensitivity29.0dBμ(28.2μV) : MW

      S/N:20dB30dBμ (32μV) : SW


      Laser Diode: GaAlAs

      Digital Filter(D/A) 8 Times OverSampling

      Spindle Speed 500 to 200rpm (CLV)

      Wow & Flutter Below Measurable LimitFrequency

      Response20Hz to 20kHz(±1dB)

      Total Harmonic Distortion0.02%(1kHz)

      S/N Ratio (dB)99dB(1kHz)

      Dynamic Range92dB

      Channel Separation90dB

      MP3 Decode: Compliant with MPEG-1/2 Audio Layer-3

      WMA Decode: Compliant with WINDOWS MEDIA AUDIO

      AAC Decode: AAC-LC ".aac" files

      WAV Decode: -


      Preout Level(mV)/Load -Unbalanced3500mV/10kΩ

      Preout Impedance(Ω)=<600Ω

      Speaker Impedance(Ω)4 to 8Ω


      USB I/F

      USB: USB 1.1 / 2.0 High speed

      File SystemFAT12 / 16 / 32

      Maximum Supply currentDC5V(DC logo) 1.5A

      MP3 decode: Compliant with MPEG-1/2 Audio Layer-3

      WMA decode: Compliant with Windows Media Audio

      AAC Decode: AAC-LC ".aac", "m4a" files

      WAV Decode: Linear-PCM

      FLAC Decode: FLAC file (Up to 24bit/96kHz)



      Frequency Response20Hz to 20kHz ±3dB



      Input Maximum Voltage1000mV

      Input Impedance30kΩ



      Maximum Power50Wx4

      Full Bandwidth Power (at less than 1%THD)22Wx4



      Band162.5Hz ±9dB

      Band2100Hz ±9dB

      Band3160Hz ±9dB

      Band4250Hz ±9dB

      Band5400Hz ±9dB

      Band6630Hz ±9dB

      Band71kHz ±9dB

      Band81.6kHz ±9d

      BBand92.5kHz ±9d

      BBand104kHz ±9dB

      Band116.3kHz ±9dB

      Band1210kHz ±9dB

      Band1316kHz ±9dB



      VersionBluetooth 4.2

      Frequency Range2.402 to 2.480GHz

      RF Output Power (E.I.R.P.)+4dBm (MAX), Power Class 2

      Maximum Communication rangeLine of sight approx.10m(32.8ft)


      HFP 1.7.1 (Hands Free Profile)

      SPP(Serial Port Profile)

      PBAP(Phonebook Access Profile)

      A2DP(Advanced Audio Distribution Profile)

      AVRCP 1.6.1 (Audio/Video Remote Control Profile)



      Operating voltage12V DC car battery

      Installation Size (W)182mm(H)53mm(D)155.5mm

      Net Weight (Trim plate and Mounting sleeve: Included)1.2(kg)

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