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Specifications


Recording format

Recording format Linear PCM (Pulse Code Modulation) format
MP3 (MPEG-1 Audio Layer3) format
WMA (Windows Media Audio) format

Sampling frequency

Linear PCM format 48kHz /16bit : 48kHz
44.1kHz/16bit : 44.1kHz
MP3 format 320 kbps : 44.1kHz
256 kbps : 44.1kHz
128 kbps : 44.1kHz
mono : 44.1kHz
WMA format 128 kbps : 44.1kHz
64 kbps : 44.1kHz
32 kbps : 22kHz
mono : 8kHz

Maximum headphone output

Maximum headphone output 3mW + 3mW (when 22Ω load)

Memory

Memory Built-in NAND flash memory 4GB
microSD cards (supports 512MB to 32GB)

Speaker

Speaker Built-in Ø20mm dynamic speaker

Microphone jack

Microphone jack Ø3.5mm, impedance 2.2kΩ

Earphone jack

Earphone jack Ø3.5mm, impedance 8Ω or more

Speaker maximum working output

Speaker maximum working output 400mW (8Ω speaker)

Power supply

Power supply Specified voltage: 3V
Batteries: 2 AAA dry batteries (LR03)or 2 Olympus NiMh rechargeable batteries
External power supply: USB connecting AC adapter (A514) (5V DC)

External dimensions

External dimensions 110.8 x 39.8 x 15.4 mm (excluding largest protrusions)

Weight

Weight 86g (including batteries)

Operating temperature

Operating temperature 0 - 42°C
  • microSD is a trademark of SD Association
  • WMA is an audio format supported as standard by Microsoft Corporation in operating systems since Windows ME that achieves both high-quality sound and high compression.

Frequency response

  • When recording via microphone jack
Recording mode Frequency response
Linear PCM format 48kHz 16bit 40Hz - 23kHz
44.1kHz 16bit 40Hz - 21kHz
MP3 format 320kbps 40Hz - 20kHz
256kbps 40Hz - 20kHz
128kbps 40Hz - 17kHz
mono 40Hz - 13kHz
WMA format 128kbps 40Hz - 19kHz
64kbps 40Hz - 16kHz
32kbps 40Hz - 9kHz
mono 40Hz - 3kHz
  • When recording with built-in microphones: 20Hz to 20kHz [when centre microphone off], 70Hz to 20kHz [when centre microphone off]
  • However, the upper limit of the frequency response depends on the recording mode when recording in MP3 format or WMA format.
  • When playback: 20Hz to 20kHz

Approximate recording times

Linear PCM format

Recording sound mode Built-in flash memory (4GB) microSD card
1GB 2GB 4GB 8GB 16GB
48kHz 16bit 5 hrs. 30 min. 1 hr. 20 min. 2 hrs. 45 min. 5 hrs. 30 min. 11 hrs. 5 min. 22 hr. 20 min.
44.1kHz 16bit 6 hours 1 hr. 25 min. 2 hrs. 55 min. 6 hours 12 hrs. 5 min. 24 hrs. 15 min.

MP3 format

Recording sound mode Built-in flash memory (4GB) microSD card
1GB 2GB 4GB 8GB 16GB
320kbps 26 hrs. 30 min. 6 hrs. 30 min. 13 hours 26 hrs. 30 min. 53 hours 107 hours
256kbps 33 hours 8 hours 16 hrs. 30 min. 33 hours 66 hrs. 30 min. 134 hours
128kbps 66 hrs. 30 min. 16 hours 33 hours 66 hours 133 hours 268 hours
mono 133 hours 32 hrs. 30 min. 66 hours 132 hours 267 hours 536 hours

WMA format

Recording sound mode Built-in flash memory (4GB) microSD card
1GB 2GB 4GB 8GB 16GB
128kbps 65 hours 15 hrs. 30 min. 32 hours 64 hrs. 30 min. 130 hours 262 hours
64kbps 130 hours 31 hrs. 30 min. 64 hrs. 30 min. 129 hours 261 hours 523 hours
32kbps 260 hours 63 hrs. 30 min. 128 hours 259 hours 522 hours 1046 hours
mono 1017 hours 248 hours 502 hours 1014 hours 2042 hours 4089 hours
  • Use the values above as a rough guide only.
  • The possible recording time may be reduced than those specified above when repeated short recordings are made (use the possible recording time and elapsed recording time indications as a rough guide only).
  • The possible recording time also varies due to the differences in the available memory space of different microSD cards.

Approximate battery duration

Alkaline battery

Recording mode When recording with built-in stereo microphone When playback through earphones
Linear PCM format 44.1kHz 16bit 39 hours 41 hours
MP3 format 320kbps 37 hours 48 hours
WMA format 128kbps 38 hours 47 hours
mono 46 hours 51 hours

NiMh rechargeable battery

Recording mode When recording with built-in stereo microphone When playing back through earphones
Linear PCM format 44.1kHz 16bit 29 hours 30 hours
MP3 format 320kbps 27 hours 34 hours
WMA format 128kbps 28 hours 33 hours
mono 33 hours 37 hours
  • Use the values above as a rough guide only.
  • The battery duration was tested in accordance with the Olympus testing method. It will significantly vary depending on the batteries used and operating conditions.
  • The battery duration will be shorter for a NiMh battery that has been used repeatedly.
  • The battery duration will be shorter when a microSD card is used.
  • The battery duration varies depending on the performance of the batteries used.

Maximum recording time per file

Recording mode When recording with built-in stereo microphone
Linear PCM format 48kHz 16bit Approx. 3 hours
44.1kHz 16bit Approx. 3 hrs. 20 min.
MP3 format 320kbps Approx. 29 hrs. 40 min.
256kbps Approx. 37 hrs. 10 min.
128kbps Approx. 74 hrs. 30 min.
mono Approx. 149 hours Approx. 148 hrs. 40 min.
WMA format 128kbps Approx. 26 hrs. 40 min.
64kbps Approx. 26 hrs. 40 min.
32kbps Approx. 53 hrs. 40 min.
  • The maximum size of one file is limited to approximately 4GB for MP3 format.
  • The maximum recording time per file is limited to the values above regardless of the amount of remaining memory.
  • Specifications are subject to change without notice.

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