infobit M700 Digital Array Microphone User Guide

June 5, 2024
infobit

infobit M700 Digital Array Microphone

infobit-M700-Digital-Array-Microphone-PT

Packing List

Item Quantity
Digital Array Microphone 1
USB Cable 1
3.5mm Audio Cable 1
Quick Start Guide 1
Quality Card 1

Appearance and Interface

infobit-M700-Digital-Array-Microphone-FIG-1

No. Name Function
1 AEC-REF Signal input interface, input remote audio signal.

2

| ****

SPK-OUT

| Audio signal output interface, output to the

speaker.


3

| ****

AEC-OUT

| Signal output interface, output to remote

equipment.


4

| ****

USB

| USB interface is used to connect host and

charge the microphone.

Product Feature

  • Digital Array Microphone, Long Distance Voice Pickup
    Digital array microphone, 8-meter distance voice pickup. A hands-free lecture and presentation solution.

  • Intelligent Voice Tracking
    Adaptive blind beamforming technology provides adaptability to different sound environments. With speech reinforcement, the microphone minimizes interference and keeps speech clear.

  • Multiple Audio Algorithms, High Quality of Sound
    Using proprietary technologies including intelligent noise reduction, echo cancellation and reverberation suppression to ensure clear sound quality and comfortable communication. Less requirements of the classroom decoration. Supports full duplex communication.

  • Simply Installation, Plug and Play
    Using standard USB2.0 and 3.5 mm audio interface, zero configuration design, plug and play. Simple system and compact appearance, easy to install and maintain. Supports dual-mode (digital, analog) output.

  • Available in Two Colors, Blends into Different Environments
    It adopts the technology of hot laminating and wrapping cloth. With natural visual effect, white design adapts to white walls of classrooms, and black design blends into modern conference rooms.

Product Specification

Audio Parameters

Microphone Type| Digital Array Microphone


Array Microphone

| Built-in 7 mics to form a circular array

microphone

Sensitivity| -26 dBFS
Signal Noise to Ratio| > 80 dB(A)
Frequency Response| 20Hz – 16kHz


Sampling Rate

| 32K sampling, high resolution broadband

audio

Pickup Range| 8m
USB Protocol| Support UAC
Automatic Echo

Cancellation (AEC)

| ****

Support

Automatic Noise

Suppression (ANS)

| ****

Support

Automatic Gain

Control (AGC)

| ****

Support

Hardware Interface
Audio Input| 1 x 3.5mm line in
Audio Output| 2 x 3.5mm line out
USB Interface| 1 x USB audio interface
General Specification
Power Input| USB 5V
Dimensions| Φ 130mm x H 33mm

Product Installation

infobit-M700-Digital-Array-Microphone-FIG-2

Network Application

infobit-M700-Digital-Array-Microphone-
FIG-3

Digital Connection (USB Interface)

infobit-M700-Digital-Array-Microphone-FIG-4

References

Read User Manual Online (PDF format)

Read User Manual Online (PDF format)  >>

Download This Manual (PDF format)

Download this manual  >>

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