INTERACT® Pro 8i

INTERACT® Pro 8i

A microphone expansion unit for the INTERACT Pro platform. The INTERACT Pro 8i adds an additional 8 microphones to the INTERACT Pro for a total of 16 microphone inputs. The INTERACT Pro 8i includes the audio signal processing on microphone inputs required for conferencing, including TRUE stereo Acoustical Echo Cancellation (AEC).

Description

+ ClearOne’s HDConference and NEW true stereo AEC provides unrivaled audio quality and intelligibility
> Stereo Echo Cancellation for use with HD video conferencing or telepresence
> Distributed Echo Cancellation® effectively eliminates echo
> Noise cancellation reduces background noises from fans or HVAC systems
> Full-duplex sound enables participants to speak and listen at the same time without cutting in and out
> Automatic level controls keep participants’ audio balanced and consistent
> First-mic priority eliminates hollow “tunnel” sound by activating only the microphone closest to the person speaking
+ Scalable and flexible to meet most conferencing needs
> Adds 8 microphone inputs to INTERACT PRO
> Add INTERACT COM for direct interface to PC or enterprise telephone sets
+ Integral network management system enables remote configuration, control and monitoring
+ Interoperates with NetStreams® A/V over IP™ systems
+ Easy to install, program and use

Specification
AUDIO PERFORMANCE

Conditions: Unless otherwise specified, all measurements are performed with a 20 Hz to 22 kHz BW limit (No Weighting)
Frequency Response:
20 Hz to 22 kHz BW, Max Gain
Noise (EIN):
-124 dBu, 22 kHz BW, Max Gain, Rs=150 Ω THD+N: < 0.02%
Dynamic Range: 100 dB (non A-weighted)Crosstalk < -91 dB rel
17 dBu
Sampling Rate: 48 kHz
A/D – D/A Converters: 24-bit
MICROPHONE INPUT CONFIGURATION

Input Gain Adjust
Mic or Line Level
Phantom Power ON/OFF
Echo Cancellation ON/OFF
Noise Cancellation ON/OFF
PEQ
Filters
Mute ON/OFF
Chairman Override ON/OFF
AGC ON/OFF
Automatic Level Control ON/OFF
Auto Gate/Manual Gate
Adaptive Ambient ON/OFF
Pre-AEC Channel
MIC/LINE INPUTS 9-16

Impedance:
5 kΩ per Leg or 10 kΩ Balanced
Maximum Level: -65 dBu to +17 dBu
Echo Cancellation:
128 ms Tail Time (Works with 12 dB of Room Gain)
Phantom Power: 24 VDC at 10 mA
RS-232 CONTROL PORT

Firmware updates only
EXPANSION BUS IN/OUT

Cable:
CAT5 Twisted Pair, Solid Conductor
Maximum Cable Length Between:
INTERACT Pro and INTERACT Pro 8i:
80 feet
INTERACT Pro/Pro 8i and INTERACT COM:
60 feet
CONFIGURATION SOFTWARE

INTERACT Supports:
Microsoft XP, Vista and Windows 7
USB AUDIO CHANNEL IN/OUT:

USB 2.0 Compatible
Connector: Mini Type B
IN/OUT Channel, 16-bit at 16 kHz
HEADSET AUDIO CHANNEL IN/OUT:

Connector: RJ-9

Supported Telephone Sets:
Most Cisco, Avaya and Nortel phones

Audio Performance:
Frequency Response: 40 to 3300 Hz
THD and Noise: < 0.04% re-max level with
0 dB Gain @ 1 kHz
Dynamic Range: > 84 dB (non A-weighted)

Audio Processing:
Receive Automatic Level Control
Line Echo Cancellation for Side-tone Elimination

GPIO:
Pin 1: Global Mute (C)
Pin 2: Global Mute (S)
Pin 3: ON/OFF Hook (C)
Pin 4: ON/OFF Hook (S)
Pin 5: 5V DC up to 40 mA
POWER SUPPLY

Primary Voltage: 100 to 240 VAC
Auto-Sensing, 50-60 Hz
Power Consumption: 26 W Max
DIMENSIONS (W X D X H)

INTERACT Pro 8i: 17” x 7.5” x 2”
(43.2 cm x 19.1 cm x 5.1 cm)
WEIGHT

INTERACT Pro 8i: 4.5 lb. (2.25 kg)
COMPLIANCE

ROHS Compliant
WEEE Compliant
UL Safety Listed
AES48-2005 AES Standard on Grounding and EMC Practice
PART NUMBER

910-154-065

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