What is the battery life of the transmitter?

The transmitter provides over 8 hours of usage time when powered by 2x1.5V AA batteries.

What is the lead time for production?

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

Ew300g3s Microphone Recording Professional Microphone Wireless UHF with Handheld Microphone

Name: Ew300g3s Microphone Recording Professional Microphone Wireless UHF with Handheld Microphone
Brand: Guangzhou Xinbaosheng Audio Equipment Co., Ltd.
SKU: 776971792

Guangdong, ChinaGuangzhou Xinbaosheng Audio Equipment Co., Ltd.

US$200.00-250.00

1 Piece

Product profile

Customization

Available

Style

in Ear Monitor

Application

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

Model NO.

EW300G3S

Signal Transmission

Wireless

Directivity

Uni-direction

Sound Channel

Mono

Connector(s)

XLR 3 Pin

Wireless Technology

UHF

Output Impedance

50-1000Ω

Type

in Ear Monitor

Modulation Method

UHF

Frequency Range

580 MHz - 870 MHz

Sensitivity

-94 dBm for 30dB

Channels

1680 Channels

Warranty

Two Years

Service

OEM ODM Support ;After-Sale Service

Transport Package

Strong Packing

Specification

1.8KG

Trademark

Sinbosen

Origin

Guangdong Province, China

HS Code

85181000

Production Capacity

1000 Units/ Month

Key features

1680 Available Channels: Supports 1680 channels with 250KHz spacing for interference-free wireless transmission.

OEM and ODM Support: Full customization options including samples, designs, and minor adjustments.

2-Year Warranty Coverage: Includes free accessories and engineer support for quality issues within two years.

CE and ROHS Certified: Products meet strict safety and environmental standards with CE and ROHS certification.

Low Minimum Order Quantity: No MOQ limit; orders can start from just 1 piece up to large volumes.

Professional Audio Quality: High signal-to-noise ratio (>102dB) and wide frequency response (60Hz-18KHz).

Versatile Application: Suitable for music, recording, meetings, and professional performances.

Long Battery Life: Transmitter provides over 8 hours of continuous use with 2x1.5V AA batteries.

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: ≤3.82h

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.