Kenwood
KDC-BT660U

Smartphone Connectivity
By connecting your smartphone and receiver wirelessly, your driving time will be more fun and convenient.
Music Mix - High Quality Music streaming x 5 devices
Up to 5 Bluetooth® devices can be paired to the head unit at the same time. You can enjoy audio streaming just by switching the devices among your friends.
Dual Phone Connection
While you are connected through Bluetooth, with a touch of a button you can switch between two phones.
KENWOOD Remote App Compatible
Download the free app “KENWOOD Remote“.
You can change audio sources or adjust audio settings like “Time Alignment” or “13-Band EQ” from your smartphone.
The Best Audio Experience
Sound quality enthusiasts will love the playback support of various types of music formats,
including compatibility with FLAC files.
Simple sound customization is also available with its built-in 13-Band EQ and Digital Time Alignment.
Playable USB Files
Compatible with a broad range of audio file formats such as FLAC and WAV, to MP3, WMA and AAC.
FLAC ~96kHz / ~24bit
WAV ~44.1kHz / ~16bit
MP3 ~48kHz / ~320kbps
WMA ~48kHz / ~192kbps
AAC ~48kHz / ~320kbps
13-Band EQ / Digital Time Alignment
13-Band equalizer and DTA gives optimal tuning enhancements for the listener.
Digital Time Alignment
Sound coming from a variety of speakers located within your car are time aligned to arrive at your ear at exactly the same time.
Drive Equalizer
Drive EQ boosts specific frequencies in the audio signal to compensate the negative impact of road noise.
Front USB and AUX Input Compatible with a Variety of USB-Enabled Devices
Easy front panel connection for your compatible USB- enabled devices. These include Mass Storage Class devices like iPods, smartphones, and USB flash drives. The USB input will allow you to charge and control the music playback of your select devices.
Additional Features
Learn about exciting product features and highlights.
Multicolor Illumination
Bright variable color LEDs can be adjusted to match any color dash lighting.
Designed for Ease to Use
Direct Bluetooth keys allow you to access quickly to answering to and making a call, and entering Bluetooth Audio source.
The Vertical Alignment LCD display secures higher visibility during day-time drive.
Features & Specs
FM
Frequency Range
87.5MHz to 108.0MHz
(Frequency step)
(50kHz)
Usable Sensitivity
8.2dBf
S/N 30dB
(0.71μV/75Ω)
Quieting Sensitivity
17.2dBf
DIN S/N 46dB
(2.0μV/75Ω)
Frequency Response (±3.0dB)
30Hz to 15kHz
S/N(dB) 64.0dB(MONO)
Stereo Separation
40dB(1kHz)
AM
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 Selection
Band 1 / 9kHz
Band 2/3 / 5kHz
Usable Sensitivity
29.0dBμ(28.2μV) : MW
S/N:20dB
30dBμ (32μV) : SW
CD
Laser Diode
GaAlAs
Digital Filter(D/A)
8 Times OverSampling
Spindle Speed
500 to 200rpm (CLV)
Wow & Flutter Below Measurable Limit
Frequency Response
20Hz to 20kHz(±1dB)
Total Harmonic Distortion
0.02%(1kHz)
S/N Ratio (dB)
94dB(1kHz)
Dynamic Range 91dB
Channel Separation
86dB
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 -
USB I/F USB
USB 1.1 / 2.0 High speed
File System
FAT12 / 16 / 32
Maximum Supply current
DC5V(DC logo) 1.5A
Frequency Response
20Hz to 20kHz(±1dB)
S/N Ratio (dB)
98dB(1kHz)
Dynamic Range 94dB
Channel Separation
91dB
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)
AUX
Input Frequency Response
20Hz to 20kHz ±3dB
Input Maximum Voltage
1000mV
Input Impedance
30kΩ
AMP
PWR(MAX)
50Wx4
Full Bandwidth Power(at less than 1%THD)
22Wx4
TONE
Band1 62.5Hz ±9dB
Band2 100Hz ±9dB
Band3 160Hz ±9dB
Band4 250Hz ±9dB
Band5 400Hz ±9dB
Band6 630Hz ±9dB
Band7 1kHz ±9dB
Band8 1.6kHz ±9dB
Band9 2.5kHz ±9dB
Band10 4kHz ±9dB
Band11 6.3kHz ±9dB
Band12 10kHz ±9dB
Band13 16kHz ±9dB
Bluetooth
Version Bluetooth 4.2
Frequency Range
2.402 to 2.480GHz
RF Output Power (E.I.R.P.)
+4dBm (MAX), Power Class 2
Maximum Communication range
Line of sight approx.10m(32.8ft)
Profile 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)
Installation Size
(W) 182mm
(H) 53mm
(D) 155.5mm
Net Weight 1.2(kg)
(Trim plate and Mounting sleeve: Included)