Sony ICD-BX022 Specification Guide

Capture thoughts at a moment’s notice with the easy to use ICD-BX022 

digital voice recorder. With large, front mounted and easy to use controls, 

the BX022 makes recording easier than ever. Three recording modes and 

up to 534 hours

2

 of recording time, ensure that you’ll never miss those 

random ideas.

EARPHONE JACK

A listening device can be plugged into the recorder.

EASY SEARCH

Rewinds or Fast Forwards in short increments making it easier to locate a segment in a long 

recording for review.

HI / LO MICROPHONE SENSITIVITY

Set the recorder for dictation and notes or for conferences and lectures.

HOLD LOCK

Disable all button functions with the HOLD-POWER switch and avoid unintended recordings and 

unit operation. 

MIC JACK

Provides the ability to use an external microphone.

NOISE CUT

Ability to electronically reduce external noise during playback.

RECORD/PAUSE

Provides the ability to pause the recording process, gather your thoughts and then continue 

recording in one easy step.

3 RECORDING MODES

Select from three recording modes:
HQ-High-quality (44.1 kHz/128 kbps) monaural recording for best quality, 33 hour recording 

capacity.
SP-Standard Play (44.1 kHz/48 kbps) monaural recording for medium quality, 89 hour recording 

capacity.
LP-Long play (11.025 kHz/8 kbps) monaural recording for low quality, 534 hour recording capacity.

STEREO RECORDING W/ EXTERNAL MIC

For certain applications it may be desirable to use an external stereo microphone. In the case 

of the models which do not have a stereo microphone, the addition of an accessory stereo 

microphone enables stereo recording.

Specifications

Audio

Format(s) Supported

MP3 files: 

Bit Rate: 8 kbps - 128 kbps

Sampling Frequencies: 11.025 & 44.1 kHz

File Extension: .mp3

Frequency Range

MP3 128k (HQ): 75 Hz - 17,000 Hz

MP3 48k (Mono) (SP): 75 Hz - 15,000 Hz

MP3 8k (Mono) (LP): 80 Hz - 3,500 Hz

Microphone

Built-in, unidirectional  microphone 

Recording System

Digital, Monaural Recording

Audio Features

Microphone Sensitivity Feature

Yes (Hi/Lo)

ICD-BX022

Digital Flash Voice Recorder