Chat™|50 vs. Polycom Communicator C100s
Competitive Comparison
May 2007
Competitive Comparison Table
ClearOne Chat™|50
Polycom Communicator C100s
Photos and Sizes
(photos at 1/3 scale)
Width
3.8”
Width
3.24”
(9.7 cm)
(8.23 cm)
Depth
4.1”
Depth
5.25”
(10.4 cm)
(13.33 cm)
Height
1.8”
Height
0.85”
(4.8 cm)
(2.16 cm)
MSRP
$149
$129
Connectivity
USB
USB only
Telephone handsets
Cell phones
Desktop video conferencing devices
iPods and other MP3 players
Applications
• PC:
Skype only
• Skype, Vonage, Google Talk
• Web conferencing
• Video conferencing
• Enterprise VoIP softphones
• IM with audio chat
• Audio playback
• Does not connect to any other devices
• Is focused solely on Skype (integrated
Skype button)
• Questionable performance even with other
PC applications. According to Polycom FAQ
on the Communicator: “Skype is the only
application that is officially supported by
Polycom Communicator model C100S. It is
optimized for use with Skype, and if used
with other Internet calling or voice
• Gaming
• Telephones
• Cell phones
• Desktop video conferencing devices
• iPods and other MP3 players
applications, Polycom Communicator may
experience diminished audio quality and/or
loss of button functionality.”
Audio Processing
Built-in DSP - all audio processing
No on-board DSP processing -
takes place on the Chat 50 itself,
code is loaded onto hard drive of connected PC:
utilizing ClearOne’s market-leading algorithms • Audio processing tasks compete for CPU
for:
resources with other PC applications such as
video conferencing over internet
• This could affect echo cancellation and duplex
• Echo cancellation
• Noise cancellation
• Advanced input & output level management performance
• 20Hz-20kHz full bandwidth frequency
response for deep, rich sound
• No ability to ever connect to non-PC devices
because it contains no built-in processing
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