Sony

Sony BM840 Microcassette Transcriber Machine

3.8 (16 reviews)

Professional Audio Transcription: Sony BM840 Microcassette Transcriber The Sony BM840 Microcassette Transcriber is a comprehensive solution for converting your microcassette recordings into written documents. Complete with headset, foot pedal, and AC adapter, this machine offers a full suite of c...

$573.37*
Check availability

*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.

Affiliate Disclosure: Studio Supplies may earn a commission from qualifying purchases made through links on this page, at no additional cost to you. This helps support our editorial team.

Notice a mistake? Let Us Know

Overview

Professional Audio Transcription: Sony BM840 Microcassette Transcriber

The Sony BM840 Microcassette Transcriber is a comprehensive solution for converting your microcassette recordings into written documents. Complete with headset, foot pedal, and AC adapter, this machine offers a full suite of controls for professional transcription.

Specifications:

  • Brand: Sony
  • Model: BM840
  • Media Type: Microcassette
  • Adjustable Controls: Speed, Tone, Volume, Backspace
  • Features: Counter, Speakerphone
  • Playback Controls: Rewind, Fast Forward, Stop, Play, Erase
  • Additional Features: Reset, Auto Stop, Tape Speed (1.2/2.4)

Key Features

Sony Model Bm840 BM-840 Micro cassette Microcassette

MICROCASSETTE TRANSCRIPTION TRANSCRIBING MACHINE.

unit comes with headset (BRAND NEW), footpedal, ac adapter

FULL FEATURES INCLUDE: adjustable speed, tone, volume, backspace, counter, speakerphone, plus REW, FF, stop, play, erase buttons.

Reset, Auto Stop, Tape Speed (1.2/2.4), speed control buttons

Specifications

Brand
Sony
Model
BM840
Media Type
Microcassette
Included Accessories
Headset (BRAND NEW), Footpedal, AC Adapter
Adjustable Settings
Speed, Tone, Volume
Features
Backspace, Counter, Speakerphone, Auto Stop
Tape Speed
1.2/2.4
Control Buttons
REW, FF, stop, play, erase, Reset, Speed Control

Pros & Cons

👍 Pros

  • Comes as a complete package including a brand-new headset, footpedal, and AC adapter, ready for immediate use.
  • Features adjustable speed, tone, and volume controls, allowing customization for comfortable and accurate transcription.
  • Includes a backspace function, aiding in efficient transcription by allowing quick review of previous audio segments.
  • Equipped with a counter, speakerphone, and essential control buttons (REW, FF, stop, play, erase) for comprehensive functionality.
  • Offers dual tape speeds (1.2/2.4), providing flexibility to adjust playback for different microcassette recordings.

👎 Cons

  • Relies on microcassette media, which is an older technology compared to digital recording methods and may be less convenient for some users.
  • While feature-rich, the unit is specialized for microcassette transcription, limiting its utility for other audio formats.
  • The included headset, while new, may not be suitable for all users' comfort or audio preference and might require a personal upgrade.
  • The physical buttons for rewind, fast-forward, and erase, though comprehensive, require manual interaction unlike modern digital interfaces.
  • The dual tape speed options are useful, but there is no indication of advanced digital noise reduction or audio enhancement features.

Frequently Asked Questions

The unit comes as a complete package, including a brand-new headset, a footpedal for hands-free operation, and an AC adapter for power.
Yes, the Sony BM840 offers adjustable speed control, along with tone and volume settings, to customize your transcription experience.
Yes, a dedicated backspace feature is included, allowing you to easily go back and re-listen to short segments of audio for improved accuracy.
The transcriber features controls for rewind (REW), fast-forward (FF), stop, play, and erase, in addition to a reset button and tape speed selectors.
The Sony BM840 supports two tape speeds: 1.2 and 2.4, providing flexibility for playing back different microcassette recordings.