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General Description
Every consumer wants to be free from wires,
but system designers could never find a low-
cost, high-quality, easy-to-use wireless audio
solution for speakers, microphones,
headphones and headsets on the market.
Avnera's proprietary wireless system changes
the game by taking a new approach to
wireless audio. The wireless protocol was
designed from the ground up and delivers
uncompressed stereo audio over the air
without interference problems.
Avnera's wireless USB dongle offers a low-
touch, easy-to-integrate wireless audio
solution and enable fast time to market by
already solving the problem associated with
FCC, antenna tuning and board optimization.
Avnera's AVRB7201 USB dongle provides
breakthrough wireless audio functionality with
point to point transport of uncompressed
stereo PCM audio data from an AVRB7201
sender to an AVMD72x2 listener.
Applications
Wireless audio transmitter for wireless
USB headsets and headphones
Wireless audio distribution hub for
surround speakers
AVNERA CORPORATION | 16505 NW BETHANY COURT SUITE 100 | BEAVERTON, OREGON 97006, U.S.A. | MAIN +1.503.718.4100 | FAX +1.503.718.4101 | WWW.AVNERA.COM
Wireless Audio USB Dongle
Features
AVNERA PROPRIETARY & CONFIDENTIAL | PROVIDED UNDER NDA
AVRB7201
User Guide
Uncompressed audio, point to point
Forward audio path: stereo 91 dB SNR, 48
kHz sampling rate
Reverse voice path: mono 64 dB SNR, 16
kHz sampling rate
Support for 10m (typical) range
Frequency range: 2.4 GHz ISM band,
continuous dynamic frequency selection
Forward error correction coding, error
detection, and audio-specific error
concealment
Connector: USB connector
One programmable button
One programmable LED
Auto-search/synch and dynamic channel
selection
Low, fixed latency suitable for video lip-
synch
Support for 16, 20, 24, and 32 bit PCM
words at 16, 22.05, 24, 32, 44.1, 48, and 96
kHz
General purpose over-the-air (OTA) serial
interface:
2 kbps, bi-directional, full duplex
Support for meta-data and remote
control commands
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Table of Contents
Summary of Contents for Avnera AVRB7201
-
Page 1: General Description
2 kbps, bi-directional, full duplex surround speakers Support for meta-data and remote control commands AVNERA CORPORATION | 16505 NW BETHANY COURT SUITE 100 | BEAVERTON, OREGON 97006, U.S.A. | MAIN +1.503.718.4100 | FAX +1.503.718.4101 | WWW.AVNERA.COM AVNERA PROPRIETARY & CONFIDENTIAL | PROVIDED UNDER NDA... - Page 2 AVRB7201 Dongle User Guide v0p22 AVRB7201 Pin Information Pin Number Pin Name Type Pin Description Power USB power connection (Vbus) Analog USB D- connection Analog USB D+ connection Ground USB ground connection Absolute Maximum Ratings Absolute Maximum Ratings (AMR) are stress ratings only. AMR corresponds to the maximum value that can be applied without leading to instantaneous or very short-term unrecoverable hard failure (destructive breakdown).
- Page 3 (2) This device must accept any interference received, including interference that may cause undesired operation. Per FCC regulation 47 CFR 15.21: Changes or modifications not expressly approved by Avnera, as the party responsible for compliance, can void the user’s authority to operate the equipment using AVRB7201 dongles.
- Page 4 Avnera Corporation reserves the right to make changes without notice to the product to improve function, reliability, or performance. Avnera Corporation does not assume any liability arising from the application or use of the products or circuits described herein. CONTENTS SUBJECT TO CHANGE WITHOUT NOTICE...
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