Overview: The Sony ICD-PX312
Digital Voice Recorder provides high-quality recording for music, meetings, or lectures through its built-in microphone (or optional external
microphone) and integrated 2GB flash memory. The Sony Digital Voice Recorder
features MP3 recording and up to 536 hours of recording
capacity (8 kbps, Mono).
LCD Display: The Sony ICD-PX312 features a full-dot,
monochrome LCD display which indicates recording and playback information. The
recorder will display the remaining recording time in hours, minutes, and
Multiple Language Display: You can select the language used
in the display for messages, menus, folder names, file names, etc.: English,
French, and Spanish.
Date and Time: The recorder features a built-in clock that
displays date and time on the unit's LCD screen. If you have set the time and
date, information as to when a sound file was recorded is stored automatically
with that file. In addition, you can set an alarm and start playback of a
selected file on a specified date, once every week, or at the same time every
Built-in Microphone: The ICD-PX312 features a built-in microphone
on the top of the recorder. In addition to the built-in microphone, the
recorder also has a 3.5mm external microphone input.
Built-In 2GB Flash Memory: The ICD-PX312 Digital Voice
Recorder features a built-in 2GB flash memory which can hold hours of audio or
voice memos. The unit can recognize up to 400 folders, and up to 199 files per
folder (or a total of 4,095 folders and files for one memory media). Because a
portion of the memory is used for system management and/or application files,
available capacity is approximately 1.8 GB.
External Media: In addition to the built-in memory, the
PX312 has a slot for a Memory Stick Micro (M2) up to 16 GB, or a microSD card
(microSD smaller than 2 GB or microSDHC from 4 GB to 32 GB).
Recording Format: The
digital voice recorder offers MP3 recording multiple recording formats and quality modes:
||Maximum Recording Time
Built-in 2 GB Memory
|SHQ 192 kbps
||75Hz - 20kHz
||22 hrs 20 min
|HQ 128 kbps
||75Hz - 17kHz
||33 hrs 30 min
|SP 48 kbps
||75Hz - 14kHz
||89 hrs 25 min
|LP 8 kbps
||75Hz - 3500Hz
VOR Function: The VOR (Voice
Operated Recording) function makes the digital voice recorder start recording
when the recorder detects sound, and pause when no sound is heard, eliminate
recording during soundless periods.
Low-Cut Filter: When you set the LCF (Low-Cut Filter)
function to "On", the digital voice recorder cuts out frequencies lower than
200Hz to reduce the roaring noise from wind. This helps to record a sound source
more clearly outdoors.
Noise Cut: This function reduces
the distortion of very low and high frequencies which are outside the human
voice range, allowing you to hear the human voice more clearly.
Auxiliary Input: The digital voice recorder's microphone jack also acts as an auxiliary input so
you can connect a portable music player to the ICD-PX312 and record audio.
Divide: In the stop mode, you can divide a file into two
parts, with the new file number being added to the newer part of the divided
Overwrite and Add Functions: The ICD-PX312 allows you to
correct dictation in playback and add a recording after the original recording.
Added recording will be placed after the current file, and will be counted as a
part of the file.
Track Mark: You can add a track mark at a point in a file
and use it during playback. You can add up to 98 bookmarks to each file.
Move Files: You can move a file from one folder to another
folder, or copy files between the built-in memory and the memory card in either
Erase: You can erase your recorded
messages one by one, or all message in a folder at time.
Protect Files: To prevent a file from being accidentally
erased or edited, you can protect an important file. When a file is protected,
it is regarded as a read-only file. Protection can be released, if desired.
Built-In Speaker and Headphones:
The ICD-PX312 features a built-in speaker so you can listen back to your
recordings. The digital voice recorder also features a 3.5mm headphone output
and comes with a pair of earbud-style headphones for private listening.
Playback: The Sony
digital voice recorder offers Play, Stop, Previous, Next, and Repeat playback
Easy Search: You can go forward for
approximately 10 seconds or back for approximately 3 seconds to locate a desired
point in a long recording.
Digital Pitch Control: The Digital
Pitch Control allows you to adjust the playback speed of your recording. The
playback speed can be decreased from 0.5x to 1x, or increased from 1x to 2x. The recording is still played back in a natural tone using
USB Port: The Sony ICD-PX312
features a mini-USB type-B connector and comes supplied with a USB cable to
connect the digital voice recorder to your computer. The ICD-PX312 also
includes a handy USB docking cradle to rest the digital voice recorder when
connected to your computer. You can do the following
when you connect the digital voice recorder to your computer.
- Copy Files: You can copy the
files and folders recorded on the ICD-PX312 onto your computer to save
them. You can also copy music or other audio files from your computer to the
recorder, including WAV, MP3, WMA, and AAC-LC by a simple drag and drop
- Mass Storage Device: You can
store image data or text data saved on your computer temporarily on the Sony
digital music player.
Editing Software: The ICD-PX312 Digital Voice Recorder
comes supplied with the Sony Sound Organizer editing
- Sony Sound Organizer ver.1.1.0: The Sound Organizer software allows you to
import files from the recorder to your computer. You can also import songs
from music CDs, MP3 and other audio files, and podcasts for transferring to
the recorder. The software also lets you edit, view track marks, burn CDs
and DVDs, and playback with Intelligent Noise Cut and other useful features.
- Operating System: For the Sound Organizer software, your computer will need to have one of the
following operating systems installed:
- Windows 7: Ultimate, Professional, Home
Premium, Home Basic, Starter
- Windows Vista: Ultimate (SP2 or higher), Business (SP2 or
Premium (SP2 or higher), Home Basic (SP2 or higher)
- Windows XP: Media Center Edition 2005 (SP3 or
higher), Media Center Edition 2004 (SP3 or higher), Professional (SP3 or higher), Home
Edition (SP3 or higher)
Note: The PX312 has Drag and Drop Mass Storage Device
functionality only with Mac
OS X (v10.2.8-v10.6).
Battery Life: The Sony digital
voice recorder requires two "AAA" alkaline or Ni-MH batteries. Two
are included, and provide up to 72 hours of
recording and 41 hours of playback time (16 hours through the built-in speaker).
Note: Optional Ni-MH batteries provide up to 50 hours of
recording and 30 hours of playback time (11 hours of playback through the