
SonyElectronicsInc.
•
16530ViaEsprillo
•
SanDiego,CA92127
•
1-800-222-7669 
•
www.sony.com
ICD
-U50
VoicePlusAll
-In-OneDVRSolution
PleasevisittheDealerNetworkforcurrentinformationatwww.sony.com/dn
256MB Flash Memory  uses ahigh capacity IC chip, which may be 
recorded over and used again and again, with distortion-free
clarity.
MP3 Playback  provides easy playback of unsecured MP3 files by 
dragging and dropping files into the MP3 folder on the device
HQ/SP/LP Recording Modes  Provide clear recrodings of meetings, 
interviews or dictation. HQ: 28hr 40min, SP: 76hr 30min, LP: 125hr 
15min.
Built
-In USB  allows the device to be plugged directly into a USB 
port on a computer or hub, eliminating the need for cables
VOR (Voice Operated Recording) Stops the recording during silent 
pauses, saving valuable recording time, then begins recording 
again without missing a single syllable thanks to the digital buffer.
Digital Pitch Control allows recordings to be heard at slower than 
normal speeds without distortion to facilitate transcribing or 
editing, or faster than normal to move quickly to a desired 
portion.
Slim Style Design 
main controls are easy to use
Specifications
General
Type of Use: 
All
-In-One Ultra Portable DVR 
Recording Media: Built-In Flash Memory 256MB 
Recording and Playback Times: HQ: 28 Hr 40 Min.; SP: 76 Hrs 30 Min.; LP: 
125 Hr 15 Min. 
Audio
Recording System: Monaural Recording 
Microphone: Built-in 
Format(s) Supported: MP3 Playback 
Audio Features
Microphone Sensitivity Feature: Yes (SENS Settings) 
Recording Features: Digital Voice Operated Recording (VOR), Digital 
Voice-Up®,Overwrite, Move, Divide 
Convenience
Erase/Protect: 
2 Erase Options; Message Protection Feature 
Convenience Features
Safety Lock: 
Yes (Hold Function) 
Search Features: 
Cue and Review, Easy Search 
Message Folder(s): 
Yes (5 Folders) 
Voice E-Mail Function: Yes (Using Digital Voice Editor) 
Clock: Yes 
Hardware
Display: 
Full function, high color 16 bit or more, 800x480 or more 
display. 
Power
Output Power: 35mW 
Power Requirements: 
AAA Battery (1)
 
Battery Life (Approx.): 
Up to 16.5 Hours Recording, Up to 19 Hours
Playback in LP mode. 
Battery Type: 
"AAA" x 1
 
Speaker
Type: Built-in 
Speaker Dimensions: 17/27" (16mm); Built-in 
Software
Supplied Software: 
Player Tool/Player Plug
-in for Windows®Media
Player (2
-892-303-01 
Operating System Compatibility: 
Microsoft Windows®XP Media 
Center Edition 2005/Windowos®CP Media Center Edition 
2004/Windows®XP Media Center Edition/Windows®XP 
Professional/Windows®XP Home Edition/Windows®2000 
Professional/Windows®Millenium Edition/Windows®98 Second 
Edition 
Inputs and Outputs
Headphone Output(s): 1 (Mini) 
USB Port(s): 
1
Dimensions
Weight: 
2.26 oz. (64 g) with battery 
Measurements: 1.18" x 3.92" x 0.78 (30.0 x 99.7 x 20.0mm) 
Supplied Accessories
1 "AAA" Battery
 
Neck Strap 
Stereo Headphones 
Player Tool/Player Plug
-in for Windows®Media Player 
Color: Light Blue 
UPC Code: 027242690899 
1.Not all products withUSB connectors may communicatewith each other dueto chipset variations. 
2.Approximate recording times. Batterylife will vary basedupon usage conditions. 
3.User available memory= 250,904,576bytes, a portion ofwhich is usedfordata management functions,with
default5 folders setting. Totalavailable space will bereduced as the numberof folders increases. 
4.Playback time is basedon MP3 at 128kbps.Calculated on 4 minutesper song. 
5.Actual user available memoryis approximate. A portionis used for datamanagement. 
©2006Sony Electronics Inc. 
Reproductionin whole or inpart without written permissionis prohibited. Allrightsreserved. Sony, VoiceUp,and 
like.no.otherare trademarks of Sony.Dragon, NaturallySpeaking, andtheDragon logo areregistered
trademarksor trademarks of NuanceCommunications, Inc. or itsaffiliates in theUnitedStates and/or other
countries.Microsoft and Windows aretrademarks or registered trademarksof Microsoft Corporationinthe 
UnitedStates and/or other countries. 
Featuresand specifications are subjectto change without notice.Non
-
metricweights and measuresare
approximate.