What is Microphone
Microphone is a very important category in the Consumer Electronics industry. A good Microphone can make a big difference in your comfort and productivity. There are many styles of Microphone available, so you can choose one that's well suited to your needs.
How to source & buy Microphone
At made-in-china.com, Microphone are made from various kinds of features such as Signal Transmission,
which offer unique user experiences to every kind of taste.
Take Signal Transmission for example, you can find Wired Signal Transmission, Wireless Signal Transmission and more.
By Signal Transmission
The Best Microphone Products
The VIS-DMD-T is a multimedia conference unit based on the VISSONIC AUDIOLINK
multimedia IP network technology. It is equipped with a 4.3-inch touch screen, which improves the
flexibility of the conference and the interactivity of the meeting content.
This unit can set as chairman, delegate, VIP or dual-user unit according to the requirements of the
conference. As the various requirements of meeting, it can upgrade the software to achieve more
functions without changing unit or hardware.
The current software module contains five functions:
-NFC card identification
As chairman unit, you can use the touch screen on the VIS-DMD-T unit to manage different aspects of the meeting. It allows you to start, pause meetings, view request-to-speak lists, approve request, view addressor profiles and speaking times, and even record meetings, easily start and stop voting etc.
As delegate unit, you can view the agenda and the remaining time to speak. You can even see who is speaking and the position you are on the request list.
1. Compatible with IEC 60914, GBT 15381-94 standard
2. The unique AUDIO-LINK digital network technology realizes all digital signal transmission
3. Single CAT5e cable transmits 64 channels of audio and various information.
4. High-fidelity sound quality, lossless audio transmission technology, 48K audio sampling
frequency, 20Hz ~ 20KHz response frequency.
5. Support the conference controller to output 16-band equalized EQ to achieve sound field
adjustment; pressure limit, which can recognize the noise gate passed by human voice; AGC
automatic volume gain control; AFC automatic feedback suppressor; support auto-mix
6. 4.3-inch capacitive touch screen and built-in NFC reader for quick identification of participants
7. All-in-one touch screen conference unit can be configured as a chairman unit, delegate unit,
VIP unit or dual delegate unit8. Can easily expand functions by setting software modules
Control & Indicators
Microphone with two-color LED ring, red indicates speaking status, green indicates request to speak
4.3-inch capacitive touch display.
Microphone switch button
Chairman unit with priority button and approve to speak button
Pluggable microphone connection base
Two 3.5mm stereo headphone jacks
Two RJ45 connectors
Screen size :109.22 mm (4.3 inches)
Screen type: Capacitive multi-touch
Supported contactless NFC cards in following standards: ISO / IEC14443 Type A
Connection method: CAT5 / CAT6 cable + buckle
Supply voltage 48V DC
Supply consumption:5 W
Frequency response :20 ~ 20000Hz
THD at rated level <0.1%
Dynamic range> 90 dB
S / N ratio> 90 dB
THD at rated level <0.1%
Nominal microphone input 80 dB SPL in accordance with IEC60914
Maximum sound pressure 125dB (THD <3%), in line with IEC60914
Sensitivity -46 dBV / Pa
Headphone load 16Ω Headphone volume 10mW
Headphone jack 3.5mm stereo jack Input impedance 2kΩ
Installation desktop installation
Dimensions (height x width x thickness, without microphone)
72 x 259 x 139 mm
Operating temperature 5 ºC to +55 ºCRelative humidity <90%
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