Sony ICD-PX440 4GB PX Series MP3 Digital Voice IC Recorder, Built-in Microphone, USB

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About Sony ICD-PX440

Introducing the ideal Sony ICD-PX440 digital voice recorder for business, school and personal recording, delivering Sony's legendary ease of use with superior recording and audio playback capability.

Built-in 4 GB flash memory
4 GB of available internal flash memory provides ample space for recording life's important moments-up to 1,073 hours in fact.

Stereo Microphone
Capture every nuance, distant or low volume, with great clarity via a 2-element stereo microphone array.

USB-Direct PC and Mac compatibility
Transfer files quickly without searching for a USB connection cable. With direct connect, simply connect the recorder to a PC or Mac USB input.

Memory Card Expansion Slot
A built-in Memory Card Expansion Slot (microSD/SD HC/M2) allows for additional recording time via removable flash memory. It can also be used to transfer recordings to a computer.

Scene Select
Select a pre-determined recording mode with the push of a button. Automatically the unit will optimize settings to one of several recording settings: notes, lectures, music etc.

Intelligent Noise Cut
Intelligent Noise Cut, a unique and innovative technology from Sony, significantly reduces ambient noise during recording for clearer playback.

Low Cut
When activated, Low Cut filter helps reduce the effect of wind noise in your recordings.

A-B Repeat
Mark the beginning and ending of a particular recorded passage for repeated playback over and over again-perfect for language learning.

Track Mark
Finding an exact spot in your recording is a snap. Place up to 98 track marks in each recorded file which can be "jumped" to for playback.

With Add/Overwrite capability, adding to or overwriting recordings during playback is quick and easy.

Battery Operated
Two AAA batteries delivers up to 96 hours of recording time so you will never miss a beat.

Sony ICD-PX440 Specifications

Recording System
Digital, Stereo Recording
Built-in, unidirectional microphone
Audio Format(s) Supported
Recording - MP3 files: Bit Rate: 8 kbps - 192 kbps, VBR File Extension: .mp3
Playback -MP3
Microphone Sensitivity
Yes (Hi/Lo)
4 Modes: SHQ (44.1kHz, 192kbps): Super High- Quality monaural mode HQ (44.1kHz, 128kbps): High-Quality monaural mode SP (44.1kHz, 48kbps (Mono)): Standard Play monaural mode LP (11.025kHz, 8kbps (Mono)): Long Play monaural mode
Message Folder(s)
5 Pre-Programmed at factory (400 Maximum)
199 Maximum files per folder
4074 Maximum files
Safety Lock
Hold Function
Type of Use
Ultra Portable Voice Recorder
Recording Media
Built-In Flash Memory 4 GB
Up to 32GB Memory Card Expansion Slot (microSD/SD HC/M2)
Recording and Playback Times
SHQ - MP3 (192 kbps): 44 hrs 40 min; Max 57 hrs battery life HQ - MP3 (128 kbps): 67 hrs 5 min; Max 57 hrs battery life SP - MP3 (48 kbps MONO): Max 178 hrs; Max 72 hrs LP - MP3 (8 kbps MONO): Max 1073 hrs; Max 96 hrs
Microphone Input
1 (Minijack, Stereo)
USB Port(s)
1 (Mini-B jack), High-Speed USB Compatible
Headphone Output(s)
1 (Minijack, Stereo)
Memory Size
4 GB = 4,294,967,296 bytes Available: 3.6 GB (3,865,470,566 bytes)
Power Requirements
Two LR03 (size AAA) alkaline batteries: 3.0 V DC
Battery Type
Alkaline "AAA" x 2
Battery Life (Approx)
Up to 96 hours
Output Power
300 mW
Speaker Dimensions
Approx. 1.13" (2.87cm) diameter
Frequency Range
SHQ (MP3 192k): 75 - 20,000 Hz HQ (MP3 128k): 75 - 17,000 Hz SP (MP3 48k (Mono)): 75 - 14,000 Hz LP (MP3 8k (Mono)): 75 - 3,500 Hz
Operating System Compatibility
Windows 8, Windows 7 SP1 or higher, Windows Vista SP 2 or higher, Windows XP SP3 or higher
Mac OS X (v10.3.9-v10.8), pre-installed
Supplied Software
Application Software, Sound Organizer (On unit) compatible with: Windows 8, Windows 7, Windows Vista SP 2 or higher, Windows XP SP3 or higher
1.5 x 4.5 x 0.84" / 3.81 x 11.43 x 2.13cm not including projecting parts and controls
1.46 x 4.46 x 0.76" / 3.71 x 11.33 x 1.93cm (W x H x D) (Approx.)
2.65oz / 75.13g Including two LR03 alkaline batteries
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