WS-852 +

Digital Voice RecorderWS-852

Specifications

Recording formats

Recording formats MP3 format

Sampling frequency

128 kbps 44.1 kHz
64 kbps mono 44.1 kHz
8 kbps mono 11.025 kHz

Maximum headphone output

Maximum headphone output Less than 150 mV (conforms to EN 50332-2)

Recording media

Internal NAND flash memory 4 GB
microSD card 2 GB - 32 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.

Speaker

Type Built-in 20 mm diameter round dynamic speaker
Maximum working output 250 mW (8 Ω speaker)

Jack

Microphone jack 3.5 mm diameter; Impedance: 2 kΩ
Earphone jack 3.5 mm diameter; Impedance: 8 Ω or more

Power source

Standard voltage 3 V
Battery 2 AAA batteries

External dimensions / Weight / Operating temperature

External dimensions 111.5 mm × 39 mm × 18 mm
  • Not including largest projection.
Weight 77g
  • Including battery.
Operating temperature 0 to 42°C (32 to 107.6°F)

Frequency response

When recording from microphone jack 128 kbps : 40 Hz to 17 kHz
64 kbps mono : 40 Hz to 15 kHz
8 kbps mono : 40 Hz to 3.5 kHz
When recording with built-in microphone 70Hz ～ 17 kHz
  • Frequency response upper limit is set by recording mode during MP3-format recording.
During playback 30Hz ～ 20kHz
  • Frequency response upper limit is set by recording mode during MP3-format recording.

Battery life (When recording with built-in microphone)

128 kbps When using alkaline battery: Approx. 41 hours
64 kbps mono When using alkaline battery: Approx. 48 hours
8 kbps mono When using alkaline battery: Approx. 110 hours
  • The battery life figures shown here were determined using an Olympus test method (When [LED] is set to [Off]). Actual battery life figures will vary greatly according to the battery used and usage conditions (Changing the playback speed, or using the [Noise Cancel] and [Voice Filter] functions may affect the battery life).
  • Battery life will be shorter when using a microSD card.

Battery life (During speaker playback)

128 kbps When using alkaline battery: Approx. 15 hours
64 kbps mono When using alkaline battery: Approx. 15 hours
8 kbps mono When using alkaline battery: Approx. 24 hours
  • The battery life figures shown here were determined using an Olympus test method (When [LED] is set to [Off]). Actual battery life figures will vary greatly according to the battery used and usage conditions (Changing the playback speed, or using the [Noise Cancel] and [Voice Filter] functions may affect the battery life).
  • Battery life will be shorter when using a microSD card.

Battery life (During earphone playback)


128 kbps When using alkaline battery: Approx. 70 hours
64 kbps mono When using alkaline battery: Approx. 73 hours
8 kbps mono When using alkaline battery: Approx. 90 hours
  • The battery life figures shown here were determined using an Olympus test method (When [LED] is set to [Off]). Actual battery life figures will vary greatly according to the battery used and usage conditions (Changing the playback speed, or using the [Noise Cancel] and [Voice Filter] functions may affect the battery life).
  • Battery life will be shorter when using a microSD card.

Recording time

Internal memory (4GB) 128 kbps: Approx. 65 hrs
64 kbps: Approx. 131 hrs
8 kbps: Approx. 1040 hrs
microSD card (32GB) 128 kbps: Approx. 530 hrs
64 kbps: Approx. 1060 hrs
8 kbps: Approx. 8480 hrs
microSD card (16GB) 128 kbps: Approx. 264 hrs
64 kbps: Approx. 525 hrs
8 kbps: Approx. 4230 hrs
microSD card (8GB) 128 kbps: Approx. 132 hrs
64 kbps: Approx. 264 hrs
8 kbps: Approx. 2100 hrs
  • 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).
  • Available recording time will also vary due to differences in the available memory capacity of different microSD cards.

Maximum recording time per file

128 kbps Approx. 74 hrs 30 min
64 kbps mono Approx. 149 hrs
8 kbps mono Approx. 1193 hrs
  • The maximum file size is limited to about 4 GB in the MP3 format.
  • Regardless of the amount of remaining memory, the maximum recording time per file is restricted to the following values.
  • Note that voice recorder specifications and appearance are subject to change without prior notice for performance improvements or other upgrading.

Support

Share

Find Us On

  • Facebook
  • Twitter
  • Youtube

Olympus Facebook

to page top