(Mesa, AZ – 2007) – Acoustic Technologies, Inc., the leader in audio solutions
for hands-free products, today announced their award winning, patented SoundClear
technology now available for CSR’s BC3-MM. The SoundClear solution features noise
cancellation and speech enhancement to reduce background noise and optimize speech
intelligibility. The software enables a natural high quality bi-directional conversation
with acoustic echo cancellation and full-duplex control. The full-duplex control
dynamically monitors, detects, and processes incoming voice, echo, and noise signal power
levels to deliver clear and natural audio.

“Now developers using the BC3-MM can instantly integrate or upgrade their products for
improved voice quality,” said Bob Ackmann, CEO of Acoustic Technologies, Inc. “We are
delighted to extend our SoundClear offering to CSR’s BC3-MM product line and to strengthen
our partnership with CSR, the world leader in Bluetooth technology.”

SoundClear for the BC3-MM offers the following key features:

  • 17 db Noise Cancellation
  • Wind Noise Detection and Cancellation
  • 45 dB Echo Cancellation
  • Programmable Echo Tail Length to 64 ms
  • Full-duplex Operation
  • Dynamically Adjusts to Changing Backgrounds
  • Fast Convergence in < 50 ms
  • Microphone Independent
  • Smooth and Natural Mode and Talker Transitions

When combined with Acoustics’ powerful RAPID™ tuning tools and audio consulting,
the SoundClear software helps customers get products to market quickly and with the
highest quality audio performance.

For customers using the SoundClear solution, Acoustic offers:

  • Acoustic Analysis and Audio Consulting.
  • Custom Software Development (DSP/ARM)
  • Electrical Design and Layout Services

At the headquarters in Arizona, Acoustics’ experienced software, hardware, and systems
engineers utilize state-of-the-art audio equipment to assist with customer projects.
Audio consulting includes test and measurement, electrical analysis, mechanical analysis,
and recommendations on transducers and plastics. For product improvement, Acoustic
prepares a comprehensive report citing the acoustic analysis results and detailed
recommendations for achieving optimal sound quality. This process has been used by
companies world-wide to optimize the audio quality of their products, enabling hands-free
communication to sound just like a “face-to-face” conversation.
SoundClear software for the BC3-MM is available for immediate integration.

Acoustic Technologies creates high quality hands-free, audio processing software, semiconductor, and system solutions for leading telecom manufacturers worldwide. The SoundClear brand of patented full-duplex communication, echo cancellation, and noise reduction solutions is enabling significant advancements in telecommunications voice quality and is proven in millions of products around the globe. SoundClear provides natural bi-directional communication in mobile phones, hands-free car kits, Bluetooth accessories, VoIP telephones, conference phones, and other speakerphone enabled products. Acoustic Technologies is a privately held company headquartered in Mesa, Arizona. For additional information, the company can be reached directly at (480) 507-4376, or via the Internet at

Contact Information

Acoustic Technologies, Inc.

1620 South Stapley Drive
Suite 201
Mesa, AZ, 85204

tele: 480.507.4376
fax: 480.507.4399

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