Contents start


March 17, 2003
Specifications of
Voice-Trek DM-20 / DM-10
< Digital voice recording >
Recording Format WMA ( Windows Media Audio ) format, Digital Speech Standard ( DSS ) -format digital recording
Recommended input level -70dBv
Sampling frequency SHQ mode : 44.1 kHz
HQ mode : 44.1 kHz
SP mode : 12 kHz
LP mode : 8 kHz
Overall Frequency Response SHQ mode : 300 - 8,000 Hz
HQ mode : 300 - 7,000 Hz
SP mode : 300 - 5,000 Hz
LP mode : 300 - 3,000 Hz
Recording Time DM-20 :
SHQ mode : 4 hr 20 min / HQ mode : 8 hr 45 min
SP mode : 20 hr 55 min / LP mode : 44 hr 45 min
DM-10 :
SHQ mode : 2 hr 10 min / HQ mode : 4 hr 20 min
SP mode : 10 hr 25 min/ LP mode : 22 hr 20 min
Folders 5 folders ( A, B, C, D, E )
Number of Messages Max. 199 per folder. Total for 5 folders: max. 995
Continuous Battery Duration Time Recording : approx. 16 hours Playback : approx. 9 hour
( according to Olympus tests using an alkaline dry cell battery )
Recording : approx. 12 hours Playback : approx. 8 hour
( according to Olympus tests using Ni-MH batteries )
< Digital music playback >
Compatible file formats WMA, MP3 formats ( multi-decoding system used )
Sampling frequency 44.1 kHz ( maximum value; use of different data format or bit rate may result in different value )
Frequency Response 20 - 20,000 Hz ( maximum value; use of different data format or bit rate may result in different value )
Folders 2 folders ( A, B )
Number of Messages Max. 199 per folder. Total for 2 folders: max. 398
Recording Time DM-20 : 1 hr 40 min - 5 hr 40 min
DM-10 : 50 min - 2 hr 50 min
( Recording time changes depending on bit rates )
Continuous Battery Duration
Time
Approx. 10 hour
( according to Olympus tests using an alkaline dry cell battery )
Approx. 8 hours
( according to Olympus tests using Ni-MH batteries )
< Other specifications >
Recording Medium Built-in Flash Memory
DM-20 : 128 MB
DM-10 : 64 MB
Card Format SSFDC forum- SmartMedia format
Speaker 23 mm-diameter round dynamic speaker
Microphone Jack 3.5 mm-diameter ( 2 ohm impedance )
Earphone Jack 3.5 mm-diameter ( 8 ohm impedance or higher )
Practical Max. Output Max. 180 m W ( 8 ohm speaker )
Power Source Rated voltage DC3V
Two R03 / LR03 alkaline batteries ( sold separately )
Two Ni-MH batteries ( sold separately )
External power source : by connecting AC Adaptor A324 ( sold separately )
Dimensions 109.5 ( H ) x 39.5 ( W ) x 15 ( D ) mm ( excluding protrusions )
Weight 85g ( including battery )
Accessories Stereo Earphones ( E31 ), Remote-Control Microphone ( MR12 ), Two AAA-Alkaline Batteries, Carrying Case, cradle ( CR2 ),USB Connection Cable ( KP10 ), CD-ROM, Strap, Instructions ( including warranty card ), User's Manual, Quick guide,
Option Accessories Stereo Microphones ( ME50S ) ( scheduled to go on sale mid April 2003 ) Ni-MH Rechargeable Battery Charger ( scheduled to go on sale June 2003 ) Ni-MH Rechargeable Battery Charger Set ( scheduled to go on sale June 2003 ) AC Adaptor A324
USB connection kit ( DSS Player / Windows Media Player 9 ) Operating Environment
< Windows >
OS Supported Microsoft Windows 98 / 98 SE / ME / 2000 Professional / XP Professional / XP Home Edition
*Windows Media Player 9 applies to the OS after Windows 98 SE
PCs Supported DOS/V machines ( IBM PC/AT compatible machines )
CPU Pentium II 333 MHz or faster ( Recommended Pentium III or faster )
RAM Min. 64 MB ( Recommended min. 128 MB )
Hard Disk Space DSS Player 5 : Min. 10 MB
Windows Media Player 9 : Min. 50 MB
Sound Board Creative Labs Sound Blaster 16 or 100 ‰ compatible card
Display Min. 800 x 600 dots., min. 256 colors
CD-ROM Drive Min. 2x CD-ROM or CD-R, CD-RW, DVD-ROM
USB Port At least 1 free USB port
Audio Output Speaker or earphone output
Browser Microsoft Internet Explorer 4.01 or higher
USB connection kit ( DSS Player for Mac ) Operating Environment
< Macintosh >
OS Supported Mac OS 9.0 - 9.2.2, 10.1 - 10.2.4
PCs Supported iMac, iBook, Power Mac G3 * / G4, PowerBook G3 *
( * Only with USB port as standard )
RAM Min. 16 MB
Hard Disk Space Min. 5 MB
Display Min. 800 x 600 dots., min. 256 colors
CD-ROM Drive Min. 2x CD-ROM
USB Port At least 1 free USB port
Audio Output Speaker or earphone output
Note: WOW is the registered trademarks of SRS Labs, Inc.
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*Olympus Optical Co., Ltd. was changed to OLYMPUS CORPORATION as of October 1, 2003.
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