
SonyElectronicsInc.
•
16530ViaEsprillo
•
SanDiego,CA92127
•
1.800.222.7669 
•
www.sony.com
MHC
-EC55
MiniHi
-FiComponentSystem
PleasevisittheDealerNetworkforcurrentinformationatwww.sony.com/dn
130WattsTotalPower 65WattsperChannelx2
NewSlimStyleMainUnit with20cmwidtheasilyfitsintoanyroom.
16cmWoofer fillsanyroomwithpowerfulsound
3DiscCDChanger providesaneasywaytokeepthemusicgoingalldayorall
night.
CD-R/CD-RW withMP3PlaybackCapability PlaysbackMP3filesrecorded
ontoCD-
R/RWdiscs.
LineInforDigitalMusicPlayerorPC allowsforsimpleplug-and-play 
integrationwithadigitalmusicplayerorPCviaa3.5mmjack.
2-WayBassReflexSpeakerSystem Atypeofspeakerenclosurethatincludes
a"tuned"porttoincreaseandextendbassresponsebyreleasingsomeofthe
energycreatedbytheinwardmovementofthewoofercone.
DSGXBassBoostFunction 
IncreasestheBasstofillanyroomwithpowerful
sound.
DigitalAM/FMStereoTuner Providesaccurate,drift-freetuningofAMandFM
stationsandletsyouchoosefromawidevarietyofradio,talkandmusic
programmingwiththeaddedenjoymentofstereosound.
4PresetEQsettings Createsenhancedsoundmodesfordiffernttypesof
music,suchasrockandpop.
Specifications
General
Type of Use: Shelf System 
Tray Type: 
Tray Loading 3 Disc CD Changer with Play Exchange 
(Semiconductor Laser 780nm) 
Disc Capacity: 3
Audio
Digital
-to-Analog Converter: 1 Bit 
Frequency Response: CD: 20-20000Hz (
±
0.5dB); Cassette: 50-13000Hz
(
±
0.3db) 
Format(s) Supported: CD-DA, CD-R/RW, CD's WITH MP3 Playback 
Capability 
Tuning: Auto Scan Radio 
Antenna System: AM: Loop Antenna, FM: Lead Antenna 
Frequency Range: AM: 530-1710kHz; FM: 87.5-108.0MHz 
CD Play Mode(s): Program, Shuffle, Repeat 
Station Preset(s): 
30 (10 AM, 20 FM) 
Sound Enhancer: Groove Bass Boost Function, Virtual Surround 
Sound Mode 
Equalizer: 
9 Presets (Rock, Pop, Jazz, Dance, Soul, Oriental, Reggae, 
Salsa, Samba), 3 Personal File Settings 
Tuner Type: FM/AM Superheterodyne Tuner 
Convenience Features
Timer Events: 
Record/Play/Sleep (Wake-up or Fall Asleep To Music-
Select from 10 Timed Shut Offs) 
Power Save Mode: Yes 
Hardware
Display: 
LCD 
Remote Control: Yes (Remote Commander®)
Power
Power Requirements: AC 120V, 60Hz 
Output Power: 130 Watts Total: 65 Watts per Channel x 2 (RMS 10% 
THD, 120-10 kHz) 
Power Consumption: 205W
Manual: 210W 
Battery Type: 
Remote: "AA" x 2 
Power Handling Capacity: With 6 ohms loads, both channels driven 
from 120-10000 Hz; rated 150 W per channel-minimum RMS power, 
with no more than 10% total harmonic distortion from 250 
milliwatts to rated output. 
Speaker
Speaker System: 
2 Way Bass Reflex Type 
Speaker Dimensions: 2" (5cm) 
Woofer Size(s): 6.3" (16cm) 
Inputs and Outputs
Analog Audio Input(s): 1 (Rear, Stereo Mini) 
Headphone Input(s): 1 (Front, Stereo Mini) 
PC Audio Input(s): Yes 
Antenna Terminal (AM Loop): 1 (Rear) 
Antenna Terminal (FM 75 Ohm): 1 (Rear) 
Dimensions
Weight: 
Speaker: 8 lbs 6 oz (3.8 Kg) (each x 2); Main Unit: 22 lbs 1 oz (10 
Kg) 
Measurements: Speaker: W 9 1/16" x H 13 7/12" x D 9 1/4" (230 x 345 x 
235mm) (each x 2); Main Unit: W 11" x H 12 4/5" x D 16 13/14" (280 x 325 
x 430mm) 
Supplied Accessories
Instruction Manual 
Remote Commander®Remote Control (RM-SC50) 
AM Roop Antenna 
FM Lead Antenna 
UPC Code: 027242705777 
1.CD
-
R/RWmedia/formats are not universallycompatible. 
©2007Sony Electronics Inc. 
Reproductionin whole or inpart without written permissionis prohibited. Allrightsreserved. Sony, Remote
Commander,and like.no.other are trademarksof Sony. 
Featuresand specifications are subjectto change without notice.Non
-
metricweights and measuresare
approximate.