What is the frequency response of the microphone?

The frequency response is 20 ~ 20000Hz.

How is the system robustness ensured?

The system is robust by the 'Hand-in-Hand-Loop-Network' connection method.

Vissonic Full Digital Voting Wired Conference System Microphone with Channel Selector

Name: Vissonic Full Digital Voting Wired Conference System Microphone with Channel Selector
Brand: VISSONIC Electronics Ltd.
SKU: 931713335

Guangdong, ChinaVISSONIC Electronics Ltd.

Negotiable

1 Piece

Product profile

Customization

Available

Color

Black

Communication Mode

Wired

Model NO.

VIS-DVC-T/VIS-DVD-T

Type

Voice Conferencing System

Weight

0.9kg

Main Material

ABS

Connection

Cat5 / CAT6 Cable + Snap

Display

OLED, 128*32

Video

Without Video

Composition

Loudspeaker

Communication

Wired

Pointing Feature

Cardioid

Transport Package

Carton

Specification

185W*130L*50H mm (without microphone)

Trademark

VISSONIC

Origin

China

HS Code

8518100090

Production Capacity

10000

Key features

OLED Display: Provides excellent brightness, contrast, and wide viewing angle with low power consumption.

Anti-Interference: AUDIO-LINK digital ring network technology completely avoids RF interference from cell phones.

Flexible Installation: Connection hides underneath or from the rear for convenient installation in different requests.

VIP Delegate Mode: Up to 32 units can be set as VIP delegates to speak freely if fewer than 8 units are active.

Independent Adjustment: Microphone sensitivity and 16-level equalizer EQ can be adjusted independently per unit.

Timer Function: Display timer sets speaking time per delegate, automatically reminding or closing the mic.

Multi-Device Input: Line-in interface allows audio pass-through from microphones, cell phones, or laptops.

Standard Connectivity: Uses standard CAT5e and RJ45 connectors for convenient project installation and maintenance.

Company profile

VISSONIC Electronics Ltd.

Guangdong, China

Business Type: Manufacturer/Factory, Group CorporationExport Year: 2015-09-01Nearest Port: GuangzhouAverage Response Time: ≤8.48hTerms of Payment: T/T, PayPal, Western UnionInternational Commercial Terms(Incoterms): FOB, EXW

AI-Powered supplier vetting

SummaryVISSONIC Electronics Ltd. is identified as a China-based manufacturer/factory and group corporation producing audio and video products, including conference microphones and conference systems. The supplier reports ISO 9001, ISO 14001, OHSAS/OHSMS 18001, and GMP certifications, five production lines, 11–20 R&D engineers, 21–30 quality-control staff, and conference-system output of 100,000 pieces. Its stated services include system design, installation, troubleshooting, user training, and technical support. Export activity is documented since 2015, with 51%–70% of sales from exports. Evidence supports production, certification, innovation, and after-sales strengths, while customization, financial credibility, and customer-case depth remain insufficiently established.

Supplier typeThe supplier is explicitly classified as a Manufacturer/Factory and Group Corporation, with a stated Guangzhou manufacturing location and an in-house R&D, production, and sales operation for audio and video products. This directly supports its status as a product manufacturer rather than only a trading company.

CertificationsThe supplier reports OHSAS/OHSMS 18001, ISO 9001, ISO 14001, and GMP certifications. These stated management-system certifications provide explicit evidence of formal quality, environmental, occupational-health, and related operational controls.

After-Sales capabilityThe supplier states that staff support customers throughout system purchase, installation, on-site troubleshooting, and training on equipment use after installation. This is explicit evidence of comprehensive technical and user-support services.

R&D capabilityThe supplier describes itself as a high-tech enterprise with its own brand and dedicated R&D, production, and sales functions, focused on high-performance and innovative audio-video products. It also reports 11–20 years of combined R&D engineer experience, supporting an innovation capability assessment.

Production capacityThe supplier reports five production lines, 21–30 quality-control staff, and conference-system production capacity of 100,000 pieces. These explicit operating metrics support established production capability for conference-system products.