What is the warranty and after-sales support policy?

We offer a standard 1-year warranty on key hardware components. Additionally, we provide a global service network with 2-4-48 hour response tiers for technical support and software updates.

Do you offer OEM/ODM services?

Yes, we provide comprehensive OEM/ODM services. The process includes requirement analysis, proposal, design, prototyping, pilot production, and mass production, tailored to your market needs.

What is the typical Minimum Order Quantity (MOQ)?

MOQ varies by product complexity. For standard modifications, it can be as low as 50-100 units. For entirely new designs, we discuss requirements case-by-case to find the optimal balance.

4.5" 3-Way Passive PA Column Speaker Mf-331

Name: 4.5" 3-Way Passive PA Column Speaker Mf-331
Brand: Shandong Lightning Cloud Technology Engineering Co., Ltd.
SKU: 2153396712

Shandong, ChinaShandong Lightning Cloud Technology Engineering Co., Ltd.

US$66.47-113.00

1 Piece

Product specifications

customizable

Sample price:US$113.00/piece.Request sample

Product profile

Customization

Available

Hi-Fi

Not Hi-Fi

Activity

Passive

Model NO.

MF-331

Operation Mode

Wire / Remote Control

Speaker System

2.0 Channel

Speaker Material

Plastic

Application

Commercial, Home

Certification

CE, RoHS, CCC

Monitor

None

THD

>0.01%

Colour Options

Black

Nominal Impedance

8 Ohms

Rated / Max Power

100 W / 200 W

Sensitivity

92.5db/1m/1W

Transport Package

Carton

Specification

W160×D180×H460mm

Origin

China

Key features

Three-Way Clear Sound: Features horn tweeter, midrange, and woofer for transparent, mellow, and full sound reproduction.

Durable Cabinet Design: Constructed from high-quality multi-layer board and MDF with black speckled paint finish for durability.

Flexible Mounting System: Equipped with 5x M8mm hanging points and a flexible hanging system for easy installation.

High Power Handling: Supports 100W rated power and 200W peak power with 92.5dB sensitivity for sufficient sound pressure.

Wide Application Scope: Ideal for meeting rooms, lecture halls, KTV, bars, performance halls, and other sound reinforcement venues.

Customizable Options: Offers customizable color (Black), impedance, power, and sensitivity options for specific needs.

Company profile

Importers and ExportersMulti-language PioneerIn-stock CapacityFast Delivery

Shandong Lightning Cloud Technology Engineering Co., Ltd.

Shandong, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 1 year CertifiedNearest Port: Qingdao PortAverage Response Time: ≤4.27h

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical supplier with broad business activities spanning electronic products, software and hardware, display devices, intelligent robots, new-energy equipment, security systems, and related technical services. It offers extensive customization, including sample-, design-, full-, minor-, and flexible customization, and launched new products during the past year. Quality assurance is reported, but finished-product inspection is random, only one quality inspector is reported, and raw-material traceability is unavailable. The supplier has in-stock capability but no overseas warehouse or showroom. It lacks 3D software design and SDK availability. Financial information supplied shows zero operating revenue, cost, gross profit, and operating profit for the stated periods; no monetary figures are reproduced here. Corrective-action and complaint-handling procedures exist but lack written records. No customer cases or certifications are explicitly provided.

Supplier typeThe supplier is explicitly described as a professional technical supplier and its business scope covers electronic components, software and hardware, display devices, intelligent robots, new-energy equipment, security systems, and technical services. This supports classification as a diversified technology and equipment supplier rather than a narrowly specialized manufacturer.

Financial creditThe supplied financial-capacity record reports zero operating revenue, operating cost, gross profit, and operating profit for the stated periods. These figures provide explicit evidence of very limited reported operating activity, although the slices do not explain the accounting context or independently verify the data.

R&D capabilityThe supplier is identified as having professional technical R&D capability and launched new products during the past year. It also offers broad product customization, but does not provide 3D software design or an available SDK; the company description additionally presents a strategic manufacturing partner with automated production facilities and complete production lines.

Production capacityThe company description states that its display-solutions partner has automated production facilities and complete production lines, and the supplier reports in-stock capability. Nevertheless, outsourcing procedures and manufacturing contracts have unknown status, so the slices support production-related capability but do not fully establish the supplier’s own manufacturing controls.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization. This is repeated across the R&D and design-capability records and is direct evidence of broad customization capability.

Product Q&A

Q:What are the key features of this column speaker?

It features a three-way frequency division design with a horn tweeter, midrange, and woofer for clear sound. The cabinet is made of durable multi-layer board and MDF, and it includes a flexible hanging system with 5x M8mm points.

Q:What are the power and sensitivity specifications?

The speaker has a rated power of 100W, peak power of 200W, and a sensitivity of 92.5dB/1M/1W. The nominal impedance is 8 Ohms, and it can reach an SPL of 113dB.

Q:Is customization available for this product?

Yes, customization options are available. You can customize the color (e.g., Black), nominal impedance, rated/max power, and sensitivity according to your specific requirements.

Q:What types of venues is this speaker suitable for?

It is widely used in meeting rooms, lecture halls, multi-function halls, banquets, KTV, lounges, bars, performance halls, and clubs for sound reinforcement.

Q:What certifications does this product have?

The product holds CE, RoHS, and CCC certifications, ensuring compliance with international safety and environmental standards.