United Kingdom

KMM-257
  • KMM-257

Additional Images

KMM-257

Digital media receiver with iPod Direct control

Discontinued Model

  • Detachable Faceplate
  • Made for iPod & iPhone *
  • Front USB & AUX Input
  • OEM Wired Remote Control ready

Key Features

Mechaless USB receiver
Full removable frontpanel
USB 1.0/2.0 high speed port
Ipod/iPhone direct control
MP3/WMA/AAC/WAV playback
FLAC (Free Lossless Audio Codec) playback
Short depth chassis (30% less then CD-receivers)
Tuner preset hold without back-up power

General Features

DIN Size1 DIN
Detachable FaceplateYes
Protection Case For FaceplateYes, (soft case)
Key IlluminationRed
Rotary Encoder & Control KnobYes
Accent keyShuffle
Attenuator with Smooth Volume ReturnYes
Touch Sensor ToneYes
Digital Clock (24H)Yes
All-off Select (20/40/60 minutes)Yes
Built-in ConnectorMolex 16 pin
ISO connectorYes
USB interface x 1Yes

Display Features

Display TypeFluorescent (FL) Tube Display
Display Layout13 segments x 11 Characters
Dimmer Control2 steps - Manual
Demo ModeYes
Russian text displayYes

Cosmetics features

Front/edgeBlack Injection
Dress platePiano Black
Preset key finishPiano Black
Escutcheon finishBlack Injection
Volume & operation knob or wheelblack injection
Triangle IlluminationRed
Key illuminationRed

Tuner Features



iPod Features

Made for iPod & iPhone *Yes
USB Direct Controlwith optiona cable KCA-iP102
Alphabet searchYes
Skip searchYes
App & iPod control modeYes
2 Speed searchYes
High speed searchYes
Reverse browsingYes
Works with iPod Classic *80G, 120G & 160G
Works with iPod Video *5th/6th generation
Works with iPod Touch *1st/2nd/3rd and 4th generation
Works with iPod Nano *1st/2nd/3rd/4th/5th/6th Gen
Works with iPhone *
Battery charge + power controlYes
* Always update to latest Apple firmware

Audio Features

Maximum Output Power50W x 4
MOSFET Power ICYes
Auxiliary inputFront Mini-jack
Pre-out1 RCA
Pre-out Output Level2.5V
Preout Rear / Subwoofer SwitchableYes
Subwoofer Reference Level Adj.Yes
Source Tone Control & MemoryBass / Mid / Treble
Balance/Fader/Loudness ControlYes
Bass Boost Circuit
Att.(-20dB) with smooth Volume ReturnYes
System QPreset EQ
Low-pass FilterYes

Connectivity

iPod Digital Connection (1 Wire)Yes
Front USB & AUX InputYes
OEM Wired Remote Control readyYes
DC-CordMolex to ISO
Power Control (P.CON) wireYes
2-way (Tel/Navi) mute wireYes

Tuner Specifications

FM Frequency range (50kHz step)87.5MHz ~ 108MHz
FM Usable Sensitivity1μV/75ohm (S/N 26dBf)
FM Quieting Sensitivity2.5μV/75ohm (S/N 46dBf)
FM Frequency Response30Hz ~ 15kHz (± 3dB)
FM Signal to noise ratio (Mono)63dB
FM Stereo Separation (1kHz)40dB
MW Frequency Range531kHz ~ 1611kHz (9kHz step)
MW Frequency step9kHz
MW Usable Sensitivity36μV
LW Frequency Range153kHz ~ 279kHz (9kHz step)
LW Usable Sensitivity57μV

USB Specifications

USB Version compatibilityUSB 1.1/2.0 full speed
File SystemFAT 32/16/12
Maximum Supply current1000mA
D/A Converter24 bit
MP3 DecodeCompliant with MPEG-1/2 Audio Layer-3
WMA DecodeCompliant with Windows Media Audio
AAC DecodeAAC-LC ".m4a" files
WAV DecodeRIFF waverform audio format (Linear PCM only)

Audio Specifications

Maximum Power50W x 4
Output Power (DIN45324,+B=14.4v)30W x 4
Preout Level2500mV / 10kOhm,
Preout Impedance≤ 600Ohm
Speaker Impedance4Ohm ~ 8Ohm
AUX Frequency Response20Hz ~ 20kHz (±1dB)
AUX Maximum Input Voltage1200mV
AUX Input Impedance10kOhm
Bass Tone Control100Hz ±8dB
Middle Tone Control1kHz ±8dB
Treble Tone Control12.5kHz ±8dB

Accessories

Release keys2 pieces
EscutcheonYes
Installation SleeveYes
DC cord (Molex to ISO)23 cm

General Specifications

Operating voltage14.4V (11 ~ 16V Allowable)
Maximum Current Consumption10A
Dimensions (WxHxD)182 x 53 x 107mm
Weight640 gr.
Instruction ManualsENG/FRE/GER/DUT/ITA/SPA/POR/RUS/UKR