
Philips Voice Tracer
digital recorder with
ClearVoice
Low noise microphone
Limited edition
LFH0646
Remember what we said
With ClearVoice for crystal-clear playback
The red beauty, Voice Tracer digital recorder, is aimed at stylish and modern users. It is
elegant and sleek, equipped with outstanding features such as low-noise microphone and
Voice volume indicator .
Superior audio quality
• Low-noise microphone for utmost speech clarity
• Record in the popular MP3 format with five recording modes
• ClearVoice for clear and vivid voice playback
Easy and intuitive experience
• Rapidly transfer recordings and data via USB 2.0
• Index function for simply finding relevant passages
• Large, easy-to-read backlit display
• Voice volume indicator for clear volume feedback
• Plug and play in Windows, Mac OS and Linux
Designed around you
• Lightweight and ergonomic design
• Front speaker for crystal-clear voice playback
• Comfortable hands-free headset included

Digital recorder with ClearVoice
Low noise microphone Limited edition
Highlights
LFH0646/27
Low-noise microphone
The signal–to-noise (S/N) ratio of the highsensitivity microphone is far better than those
of standard microphones. Recording sensitivity
is increased (picks up more voice signal)
without compromising sound quality.
ClearVoice
Voice volume indicator
Voice volume indicator for clear volume
feedback. The innovative voice volume
indicator directly shows you the sound input
volume on the display.
Large backlit display
Hands-free headset included
The hands-free headset is ideal for using on the
move with its tie clip that keeps the
microphone always in the perfect position.
Rapidly transfer recordings
Recording with good audio quality at lectures
or presentations can be a challenge. Especially
if you do not sit in the front row, the voice of
the speaker may be to quiet too record in
acceptable quality. The ClearVoice feature
adjusts quiet passages dynamically, thus
improving the intelligibility of quieter voices.
Five recording modes
Choose among several recording modes,
in
cluding SHQ, HQ, SP, LP and SLP for
extended recording times.
Plug and play
Your VoiceTracer just works - Plug and Play in
Windows, Mac OS and Linux.
The large graphical display lets you view all
important file information at a glance, thanks to
the backlit display even in poor lighting
conditions.
Ergonomic and lightweight
Small and lightweight, you'll hardly notice it's
w
ith you. Pop it in your pocket or bag and take
it anywhere. The durable casing and attractive,
ergonomic design will make you want to carry
it everywhere you go.
Crystal-clear voice playback
The more powerful front speaker offers a
potent, rich and crystal clear sound
experience.
Thanks to the fast data transfer of a hi-speed
2.0 USB connection, transfering recordings to
your PC is up to 40 time s faster com pared with
the original USB standard.
Index function
The index function helps and eases finding
relevant passages in an instant.

Digital recorder with ClearVoice
Low noise microphone Limited edition
Specifications
LFH0646/27
Connectivity
• Headphones: 3.5 mm
• Microphone: 3.5 mm
•USB: High-speed USB 2.0
Display
•Type: LCD
• Diagonal screen size: 34.5
• Backlight: white
mm/1.4 in.
Storage media
• Built-in memory capacity: 2 GB
• Buit-in memory type: NAND Flash
• Mass storage class compliant
Audio recording
• Recording formats: MPEG1 layer 3 (MP3)
• Built-in microphone: high-sensitivity, low-noise
rophone, mono
mic
• Recording modes: SHQ (MP3/mono), HQ (MP3/
o), SP (MP3/mono), LP (MP3/mono), SLP
mon
(MP3/mono)
• Bit rate: 8, 32, 48, 64, 192 kbps
• Recording time: 566 hours (SLP), 142 (LP), 95
urs (SP), 70 hours (HQ), 24 hours (SHQ)
ho
• Sample rate: 44.1 kHz (SHQ), 22 kHz (HQ), 16
kHz (SP/LP/SLP)
Sound
• Speaker type: built-in round dynamic speaker
• Speaker diameter: 23 mm
• Speaker output power: 110 mW
• Sound enhancement: ClearVoice
• Frequency response: 250-2000 Hz (SLP), 60-3500
P), 60-5500 Hz (SP), 60-7000 Hz (HQ), 60-
Hz (L
16000 Hz (SHQ)
• Signal-to-noise ratio: > 60 dB
Convenience
• Voice volume indicator
• Instant one-touch recording
• Voice-activated recording
•Keypad lock
• Firmware upgradeable
• Variable playback speed
• Optimized for conversations
Power
• Battery type: AAA/LR03 Alkaline, Philips AAA NiMH LFH9154
• Number of batteries: 1
• Battery lifetime: up to 22
mode
•Battery included
• Rechargeable: yes, via USB with optional LFH9154
attery
b
hours in SLP recording
System requirements
• Operating system: Linux, Mac OS X, Windows 7/
Vista/XP/2000
• Free USB port
Accessories
• Hands-free headset
•USB cable
• 1 × AAA battery
•Quick start guide
Design and finishing
• Color(s): piano black/Bordeaux red
Product dimensions
• Product dimensions (W x H x D):
3.8 x 10.5 x 1.64 cm
• Product dimensions (W x H x D):
1.5 x 4.1 x 0.6 inch
• Weight: 0.044 kg
• Weight: 0.097 lb
•
Issue date 2014-03-14
Version: 3.1.4
12 NC: 8670 000 67077
UPC: 6 09585 19204 1
© 2014 Koninklijke Philips N.V.
All Rights reserved.
Specifications are subject to change without notice.
Trademarks are the property of Koninklijke Philips N.V.
or their respective owners.
www.philips.com