Recording/Playback formats

Recording/Playback formatsWMA format

Sampling frequency

WMA 32 kbps44.1 kHz
WMA 16 kbps22.05 kHz
WMA 5 kbps8 kHz

Maximum working output

Maximum working output200 mW (8 Ω speaker)

Maximum output voltage

Recorder≦ 150 mV (according to EN 50332-2)

Recording media

Internal NAND flash memory4 GB
  • Some recording media memory capacity is used as a management area, so the actual usable capacity will always be slightly less than the displayed capacity.


SpeakerBuilt-in 20 mm diameter round dynamic speaker

Microphone jack

Microphone jack3.5 mm diameter; Impedance: 2 kΩ

Earphones jack

Earphones jack3.5 mm diameter; Impedance: 8 Ω minimum

Power source

Power sourceTwo AAA dry cell batteries (model LR03)

External dimensions

External dimensions108 × 37.5 × 20 mm
(Not including largest projection)


Weight67 g (including battery)

Operating temperature

Operating temperature0 to 42°C (32 to 107.6°F)

Frequency response (During recording)

MEMO200 Hz to 7 kHz
TALK200 Hz to 13 kHz
MUSIC40 Hz to 13 kHz
LP200 Hz to 3 kHz

Frequency response (During playback)

During playback20 Hz to 20 kHz (The upper and lower limit values of the frequency response depend on each recording format.)

Battery life


When recording with built-in microphoneDuring speaker playbackDuring earphone playback
TALK52 hours (approx.)21 hours (approx.)45 hours (approx.)
MUSIC52 hours (approx.)21 hours (approx.)45 hours (approx.)
MEMO52 hours (approx.)22 hours (approx.)46 hours (approx.)
LP60 hours (approx.)23 hours (approx.)46 hours (approx.)
  • The battery life figures shown here were determined using an Olympus test method. Actual battery life figures will vary greatly according to the battery used and usage conditions (Changing the playback speed or using the Noise Cancel function may affect the battery life).

Recording Time

(WMA 32 kbps)
251 hours (approx.)
(WMA 16 kbps)
495 hours (approx.)
(WMA 5 kbps)
1570 hours (approx.)
  • Actually available recording times may be shorter than the figures shown here when making short recordings repeatedly (Equipment displays of available/elapsed recording times should be considered guideline values).

Maximum recording time per file

WMA 32 kbps26 hours, 40 minutes (approx.)
WMA 16 kbps53 hours, 40 minutes (approx.)
WMA 5 kbps148 hours, 40 minutes (approx.)
  • Note that voice recorder specifications and appearance are subject to change without prior notice for performance improvements or other upgrading.


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