Can you make OEM or ODM service?

Yes. We can accept OEM service. Meanwhile it's also welcome to choose our ODM products.

Wholesale Passive Speaker 20W 4inch PA Wall Mount Speaker with Tweeter

Name: Wholesale Passive Speaker 20W 4inch PA Wall Mount Speaker with Tweeter
Brand: Hangzhou Vertex Broadcasting Audio Co., Ltd.
SKU: 2234046185

Zhejiang, ChinaHangzhou Vertex Broadcasting Audio Co., Ltd.

US$7.07-9.64

60 Pieces

Product profile

Customization

Available

Amplification Type

Passive

Speaker Material

Plastic

Model NO.

WS-048

Usage

PA System

Adjusting Method

Sound Channel

Single Channel

Structure

Closed Enclosure

SNR

81-90dB

Rated Power

20W

Input

70V-110V AC

Speaker Unit

4''+3'' Tweeter

Material

ABS

Frequency Response

90Hz-16kHz

Sensitivity

90dB

Package

12PCS/Carton

MOQ

60PCS

Color

Black

OEM

Transport Package

Cartons

Specification

225× 145× 138mm

Trademark

ABSL

Origin

China

Key features

Wide Application Scenarios: Ideal for schools, hotels, shopping malls, supermarkets, airports, and stations.

OEM Service Available: We accept OEM service and welcome ODM product choices.

High Sensitivity: Features 90dB sensitivity for clear sound output.

Durable ABS Material: Constructed with high-quality ABS plastic for long-lasting performance.

Fast First Batch Delivery: First batch of mass production can be delivered within 7 working days.

Trial Order Support: We support trial orders for first-time customers.

Quality Assurance: Pre-production samples and final inspections before shipment.

Compact Design: Overall dimensions of 225*145*138mm for easy wall mounting.

Company profile

Hangzhou Vertex Broadcasting Audio Co., Ltd.

Zhejiang, China

Business Type: Trading CompanyAverage Response Time: ≤1.82h

AI-Powered supplier vetting

SummaryHangzhou Vertex Broadcasting Audio Co., Ltd. is a China-based trading company in Zhejiang with stated OEM and ODM capabilities and broad customization options. It reports RoHS and CE certifications, exports using its own import-export rights, and obtains 51%–70% of sales from exports. However, its operational support evidence is limited: it has no overseas showroom, agents, branches, or offline trade-show participation; complaint handling and corrective-action procedures lack written records; and no quality-control testing equipment is reported. Innovation is supported by one R&D engineer and new products in the past year, but no SDK is available. The supplier reports OEM cooperation with popular brands, while no Fortune 500 cooperation is stated. Financial information is represented only by years, without substantive performance figures.

CertificationsThe supplier reports RoHS and CE certification for product compliance and sustainable development/product certification. These certifications provide explicit compliance evidence, although the slices do not specify product scope or certificate validity.

After-Sales capabilityThe supplier has no overseas showroom, agents, branches, or reported offline trade-show participation, and it offers overseas services in zero countries. Complaint handling and corrective/preventive actions have no written procedures or records, while lead times are stated as within 15 working days in both peak and off-season; overall after-sales capability is not sufficiently demonstrated.

R&D capabilityThe supplier reports new products within the past year, ODM services, and one R&D engineer responsible for R&D and production-site support. However, no SDK is available and the limited staffing prevents a stronger assessment of innovation depth.

Production capacityThe supplier is classified as a trading company and reports zero quality-control test equipment, unknown traceability status, no written supplier-service assessment procedure, and no written quality complaint or corrective-action records. These are explicit weaknesses in documented production and quality-control capability.

Customization capabilityThe supplier explicitly offers customization from designs, full customization, customization from samples, minor customization, and flexible customization, together with ODM services. This is direct evidence of broad customization support.

Client casesThe supplier reports OEM services for popular brands, which is a stated customer-case indicator. However, it also reports no cooperation with Fortune 500 companies, so the available evidence supports some brand experience but not high-profile enterprise coverage.