What is the polar pattern of the microphone?

The microphone features a supercardioid polar pattern.

What certifications does the product have?

The product is certified with RoHS and CE.

What is the frequency response range?

The frequency response ranges from 50 to 16,000 Hz.

Sinbosen Beta57A Music Instrument Professional Excellent Handheld Vocal Wired Microphone

Name: Sinbosen Beta57A Music Instrument Professional Excellent Handheld Vocal Wired Microphone
Brand: Guangzhou Xinbaosheng Audio Equipment Co., Ltd.
SKU: 864922915

Guangdong, ChinaGuangzhou Xinbaosheng Audio Equipment Co., Ltd.

US$17.00-19.00

1 Piece

Product profile

Customization

Available

Style

Handheld Microphone

Application

Music, Voice, Recording, Meeting, Measurement, Amplify, Stage

Model NO.

BETA57A

Signal Transmission

Wired

Directivity

Uni-direction

Sound Channel

Stereo

Transducer Principle

Electrodynamic Microphone

Connector(s)

XLR 3 Pin

Wireless Technology

UHF

Output Impedance

50-1000Ω

Product Name

Microphone

Warranty

2 Years

Supply Spare PAR

Yes

Color

Black

Transport Package

Strong Carton Packing

Specification

1kg

Trademark

Sinbosen

Origin

Guangdong Province, China

HS Code

85181000

Production Capacity

5000PCS/Month

Key features

Studio Quality Sound: Tailored frequency response provides drums, guitars, vocals, and horns with studio quality sound.

Supercardioid Pattern: Uniform supercardioid pattern for high gain-before-feedback and superior rejection of off-axis sound.

Durable Construction: Hardened steel mesh grille resists wear and abuse while facilitating proximity effect.

High Signal-to-Noise Ratio: Neodymium magnet ensures high signal-to-noise ratio output.

Vibration Isolation: Advanced pneumatic shock mount system minimizes transmission of mechanical noise and vibration.

Full Customization: Offers full customization, customization from samples, designs, and minor customization options.

RoHS and CE Certified: Product meets RoHS and CE certification standards for safety and quality.

Flexible Lead Time: Average lead time is within 15 workdays for both peak and off-peak seasons.

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: ≤4.09h

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.