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
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 AVRB7
2
01 USB dongle provides
breakthrough wireless audio functionality with
point to point transport of uncompressed
stereo PCM audio data from an AVRB7
2
01
sender to an AVMD7
2
x2 listener.
Applications
9
Wireless audio transmitter for wireless
USB headsets and headphones
9
Wireless audio distribution hub for
surround speakers
Features
9
Uncompressed audio, point to point
9
Forward audio path: stereo 91 dB SNR, 48
kHz sampling rate
9
Reverse voice path: mono 64 dB SNR, 16
kHz sampling rate
9
Support for 10m (typical) range
9
Frequency range: 2.4 GHz ISM band,
continuous dynamic frequency selection
9
Forward error correction coding, error
detection, and audio-specific error
concealment
9
Connector: USB connector
9
One programmable button
9
One programmable LED
9
Auto-search/synch and dynamic channel
selection
9
Low, fixed latency suitable for video lip-
synch
9
Support for 16, 20, 24, and 32 bit PCM
words at 16, 22.05, 24, 32, 44.1, 48, and 96
kHz
9
General purpose over-the-air (OTA) serial
interface:
9
2 kbps, bi-directional, full duplex
9
Support for meta-data and remote
control commands
AVRB7201
Wireless Audio USB Dongle
User Guide
