Olympus VOICE & MUSIC DM-20 - Manual (Page 99)

99
7
Specifications
For the Digital Music Player
Compatible data format
WMA, MP3 format
Sampling frequency
44.1 kHz
Frequency band
20 to 20,000 Hz
Playback time
DM-20 (128 MB)
100 to 340 minutes
DM-10 (64 MB)
50 to 170 minutes
(Time may vary depending on the bit rate
of the music data.)
Maximum headphone output
5mW + 5mW (at load of 32
Ω)
Alkaline battery life
Approx. 10 hours
Ni-MH Rechargeable Battery life
Approx. 8 hours
Common specifications
Recording medium
Built-in flash memory
128 MB (DM-20)
64 MB (DM-10)
Speaker
Built-in ø23 mm round dynamic speaker
MIC/EAR/REMOTE jack
ø3.5 mm mini-jack, impedance MIC 2k
Ω,
EAR 8
Ω or more
Maximum working output (3 V DC)
180 mW or more (8
Ω speaker)
Input power requirement
Rated voltage: 3 V
Batteries: Two AAA Alkaline batteries
(LR03 or R03) or Two Ni-MH
rechargeable batteries
External power supply: AC adapter
External dimensions
109.5 x 39.5 x 15 mm
(without protrusions)
Weight
85 g (including alkaline batteries)
* Specifications and design are subject to
change without notice.
* Battery life is measured by Olympus. It
varies greatly according to the type of
batteries used and the conditions of use.