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EN
Specifications
Specifications
General points
4 Recording medium:
Built-in memory
DM-4: 8 GB
DM-2: 4 GB
microSD card (512 MB to 16 GB)
4 Recording format:
Linear PCM (Pulse Code Modulation)
MP3 (MPEG-1 Audio Layer3)
WMA (Windows Media Audio)
4 Input level:
[Mic Sense]:[Middle] - 60 dBv
4 Maximum working output:
280 mW (8 Ω speaker)
4 Maximum headphone output:
≤
_
150 mV (according to EN 50332-2)
4 Wide band characteristic
headphone output:
75 mV
≤
_
(according to EN 50332-2)
4 Speaker:
Built-in ø 23 mm round dynamic speaker
4
MIC
jack:
ø 3.5 mm mini-jack, impedance 2.2 kΩ
4
EAR
jack:
ø 3.5 mm mini-jack, impedance 8 Ω or
more
4 Input power requirement:
Battery: Lithium ion battery
External power supply: AC adapter(A515)
5 V
4 External dimensions:
113.6 mm × 45.6 mm 15.2 mm
(without protrusions)
4 Weight:
98 g (including battery)
4 Operating temperature:
0°C - 42°C
Overall frequency response
4 During recording or playback
mode:
L
inear PCM format
Recording mode
Overall frequency
response
48 kHz 40 Hz to 23 kHz
44.1 kHz 40 Hz to 21 kHz
MP3 format
Recording mode
Overall frequency
response
320 kbps 40 Hz to 20 kHz
256 kbps 40 Hz to 20 kHz
192 kbps 40 Hz to 19 kHz
128 kbps 40 Hz to 17 kHz
WMA format
Recording mode
Overall frequency
response
ST XQ 40 Hz to 19 kHz
ST HQ 40 Hz to 16 kHz
ST SP 40 Hz to 9 kHz
HQ 40 Hz to 13 kHz
SP 40 Hz to 8 kHz
LP 40 Hz to 3 kHz
4 Built-in stereo microphone
(During recording mode):
DM-4: 70 Hz to 20 kHz
DM-2: 70 Hz to 20 kHz
• H
owever, when recording by the MP3
f
ormat or the WMA format, the upper limit
value of the frequency response depends
on each recording mode (see above
diagram).