What is the gain and noise ratio of the antenna?

The gain is +6-9dB in the center band, and the noise ratio is 4.0dB.

How many channels does this antenna amplifier support?

It supports 4 channels, allowing multiple receivers to share a group of antennas.

What is the lead time for production?

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

Outdoor Wireless Amplifier Antenna 880 Professional Karaoke Wireless Antenna Amplifier

Name: Outdoor Wireless Amplifier Antenna 880 Professional Karaoke Wireless Antenna Amplifier
Brand: Guangzhou Xinbaosheng Audio Equipment Co., Ltd.
SKU: 774446552

Guangdong, ChinaGuangzhou Xinbaosheng Audio Equipment Co., Ltd.

US$180.00-250.00

1 Piece

Product profile

Customization

Available

Style

Antenna Amplifier

Application

Music, Voice, Recording, Meeting, Measurement, Amplify, Commercial, Professional Performance,Outdoor,Stage

Model NO.

880

Signal Transmission

Wireless

Sound Channel

Mono

Connector(s)

XLR 3 Pin

Wireless Technology

UHF

Output Impedance

50-1000Ω

Product Type

Antenna Amplifier

Channel

4 Channels

Frequency Range

500-950MHz

Working Distance

400m

Warranty

Two Years

Service

OEM ODM Support ;After-Sale Service

Transport Package

Strong Packing

Specification

200g

Trademark

Sinbosen

Origin

Guangdong Province, China

HS Code

85181000

Production Capacity

1000 Units/ Month

Key features

Wide Frequency Range: Operates within 500-950MHz frequency range for versatile signal transmission.

High Gain Performance: Provides +6-9dB gain in the center band to enhance receiving distance and efficiency.

Low Noise Ratio: Features a low noise ratio of 4.0dB with high dynamic range active components.

Multi-Channel Support: Supports 4 channels, allowing multiple UHF wireless receivers to share one antenna group.

Flexible Customization: Offers OEM/ODM support with options for full, sample, design, and minor customization.

No MOQ Limit: Accepts orders from 1 piece to 1,000,000 pieces with no minimum order quantity restriction.

CE & ROHS Certified: Products are certified with CE and ROHS standards for quality and safety assurance.

Two-Year Warranty: Comes with a two-year warranty including free accessories and engineer support for quality issues.

Company profile

High Repeat Buyers ChoiceYears of Export Experience

Guangzhou Xinbaosheng Audio Equipment Co., Ltd.

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 10 Years CertifiedNearest Port: Guangzhou PortAverage Response Time: ≤4.90h

AI-Powered supplier vetting

SummarySinbosen demonstrates broad customization and ODM capability, has introduced new products within the past year, and reports RoHS compliance. It offers small orders and customized samples, a stated three-year warranty, 18-hour service availability, and free after-sales support for quality or product problems. Production indicators include seven production lines, six to ten quality-control staff, inventory capability, and lead times within 15 working days in both peak and off-season periods. However, the supplier has no valid manufacturing-capacity contract with related subcontractors, no supplier management-system certification, no overseas warehouse, overseas branch or agent, showroom, or offline trade-show participation. Inspection and supplier-assessment procedures exist without records, and approved-supplier lists lack signatures or dates. Financial information is present only as year labels, so financial credibility cannot be verified. Customer-case evidence is limited: no Fortune 500 cooperation or...

Supplier typeThe supplier presents itself as a manufacturer with R&D, ODM, customization, inventory, and seven production lines. It exports mainly to Europe and North America, but has no overseas warehouse, branch, agent, showroom, or overseas-service country coverage.

CertificationsRoHS is explicitly identified as the supplier’s sustainable-development and product-compliance certification. However, supplier management-system certification is listed as NIL, so certification coverage is limited to the stated product-related standard.

After-Sales capabilityThe supplier states that it provides a three-year warranty, welcomes small orders and customized samples, offers 18-hour online service, and provides free after-sales support for quality or product problems. These are explicit service commitments, although no performance records are provided.

R&D capabilityThe supplier reports new products within the past year, ODM service, and broad design customization. It has two years of total R&D-engineer experience and no available SDK, indicating some product-development capability but limited evidence of advanced technical integration.

Production capacityProduction evidence includes seven production lines, six to ten quality-control staff, inventory capability, 30 qualified service-capability suppliers, and lead times within 15 working days in peak and off-season periods. A material control weakness is that no valid manufacturing-capacity contract exists with related subcontractors, while inspection and supplier-assessment procedures lack records.

Customization capabilityThe supplier explicitly supports customization from samples, full customization, customization from designs, minor customization, flexible customization, ODM services, and customized samples for small orders. This is direct evidence of broad customization flexibility.

Client casesThe supplier reports no OEM service for popular brands and no cooperation with Fortune 500 companies. No named customers, project examples, or verifiable case studies are provided, so customer-case strength cannot be established.