What is the modulation frequency range?

The modulation frequency ranges from 2 to 8 MHz according to IEC 61603-7.

Is the device suitable for use in daylight?

Yes, it is designed for use in conference rooms even in daylight conditions.

What is the lead time for this product?

The average lead time is within 15 workdays for both peak and off-peak seasons.

Vissonic Vis-VLI701A IR Language Distribution System Digital Infrared Radiator

Name: Vissonic Vis-VLI701A IR Language Distribution System Digital Infrared Radiator
Brand: VISSONIC Electronics Ltd.
SKU: 707352911

Guangdong, ChinaVISSONIC Electronics Ltd.

Negotiable

1 Piece

Product profile

Customization

Available

Color

Black

Modulation

Dqpsk, According to IEC 61603-7

Model NO.

VIS-VLI701A

Modulation Frequency

2 to 8 MHz

Thd at 1 kHz

<0.05%

Isolation

>80 dB

Dynamic Range

>90 dB

Weighted Snr

>85 Dba

Type

Simultaneous Interpretation System

Video

Without Video

Composition

Lcd Display

Communication

Pointing Feature

Sector

Transport Package

Carton Paper Box

Specification

453W*230D*208H mm

Trademark

VISSONIC

Origin

China

HS Code

8543201000

Production Capacity

2000PCS/Month

Key features

IEC Compliant Standard: Compliant to IEC 61603-7 and IEC 60914 for universal compatibility.

Extended Radiation Range: Maximum radiation distance up to 76 meters for large venues.

Automatic Power Protection: Switches to half-power automatically when radiator temperature is too high.

Flexible Operating Modes: Selectable half-power or full-power mode via physical switch.

Daisy Chain Connectivity: Supports connecting multiple radiators in a daisy chain configuration.

Cable Delay Compensation: LCD display and buttons compensate for cable length differences.

Daylight Usability: Designed for effective use in conference rooms even under daylight.

Wide Voltage Support: Power supply supports 100V-240V AC 50/60Hz for global use.

Company profile

VISSONIC Electronics Ltd.

Guangdong, China

Business Type: Manufacturer/Factory, Group CorporationExport Year: 2015-09-01Nearest Port: GuangzhouAverage Response Time: ≤8.24hTerms 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.