What is the frequency response range?

The frequency response is 60-20,000 Hz with a tolerance of +/- 3dB.

How is the unit cooled?

It features internal 12VDC fan cooling and extensive heat sinking for reliable operation.

What are the physical dimensions of the amplifier?

The dimensions are 89(H) x 483(W) x 366(D) mm, designed as a 2U 19-inch rack mount unit.

Powerful Performance Power Booster Amplifier with 24VDC 100V 70V 4ohms Transformer-Isolated Speaker Outputs XLR Input XLR Link

Name: Powerful Performance Power Booster Amplifier with 24VDC 100V 70V 4ohms Transformer-Isolated Speaker Outputs XLR Input XLR Link
Brand: Guangzhou Temeisheng Audio Technic Co Ltd
SKU: 1952384191

Guangdong, ChinaGuangzhou Temeisheng Audio Technic Co Ltd

US$535.60

1-9 Pieces

US$205.20

10-49 Pieces

US$171.00

50-199 Pieces

US$391.40

200+ Pieces

Product profile

Customization

Available

Type

PA Amplifier and Controls

Used For

Civilian

Model NO.

PA-240DC

Function

Amplifier Combined

Sound Channel

2.1

Voltage

AC 220V

Rated Power Output

240W

Amplification

Analog 100V Transformer Type

Output

100V, 70V and 4 Ohms

Thd

Less Than 1% at 1kHz (1/2 Rated Power)

Frequency Response

60 - 20,000 Hz, +/- 3dB

S/N Ratio

Better Than 90dB

Gain Controls

-12dB to 0

Controls

Gain Control and Power Switch

Power Requirments

220-240V AC, 50/60 Hz; 24VDC

Dimensions

89(H) X 483(W) X 366(D) mm

Net Weight

17.66kg

Gross Weight

19.30kg

Transport Package

Gift Box/ Export Carton/ Pallet

Specification

89(H) x 483(W) x 366(D) mm

Trademark

Ben & Fellows or OEM

Origin

China

HS Code

8518400090

Production Capacity

500000PCS Per Year

Key features

Flexible Power Output: Delivers 120W, 240W, or 360W clean audio for demanding PA applications.

Multi-Voltage Outputs: Features transformer-isolated outputs for 100V, 70V, and 4 Ohms speakers.

Dual Power Supply: Operates on 220-240V AC (50/60Hz) or 24VDC for versatile installation.

Robust Protection: Includes over-temperature, short circuit, RFI, clip, and overload protection.

Professional Connectivity: Equipped with XLR input and XLR link out connectors for signal chaining.

High Fidelity Audio: Frequency response 60-20kHz (+/- 3dB) with THD less than 1%.

Customization Available: Supports full customization, samples, designs, and minor adjustments.

Compact Rack Design: Built-in 2U 19-inch rack mount with steel panel and case finish.

Company profile

Importers and ExportersPatents AwardedQuality AssuranceR&D Capabilities

Guangzhou Temeisheng Audio Technic Co Ltd

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 6 years CertifiedNearest Port: Guangzhou Port, Shenzhen PortAverage Response Time: ≤4.31h

AI-Powered supplier vetting

SummaryThe supplier is identified as a combined company in Guangdong offering export trade, manufacturing, service, quality control, R&D, and sustainability information. It demonstrates broad customization, ODM capability, recent product development, OEM service for known brands, five production lines, and documented procedures for service quality, complaints, and corrective actions. Export activity is substantial at 90% of total sales, with 17 experienced export-trade staff and Guangzhou Port proximity. However, the supplier has no SDK, overseas warehouse, showroom, overseas agent or branch, and has not participated in offline trade shows. Financial information is limited to year labels without measurable financial results. Quality control staffing is two inspectors, and continuous quantity reconciliation for each batch is not performed.

Supplier typeThe supplier is classified as a combined company, with offerings covering export trade, manufacturing, service, quality control, R&D, photos, and sustainability. Its head office is in Guangdong, and the representative title identifies portable and Bluetooth speaker products.

After-Sales capabilityThe supplier has written and followed procedures for service assessment, corrective and preventive actions, and customer complaint handling. However, it has no overseas warehouse, showroom, overseas agent, or branch, and reports zero countries with overseas services, limiting evidence of local overseas after-sales coverage.

R&D capabilityThe supplier reports an industry-leading design team, new products during the past year, ODM services, and customization from samples and designs. It does not have an available SDK, so its innovation evidence is stronger in product design and development than in software-development support.

Production capacityThe supplier reports five production lines, manufacturing equipment including punching, grinding, resistance and hi-pot testers, an oscilloscope, and standardized finished-product inspection instructions. It also has 90% export sales and 17 experienced export-trade staff, but does not continuously reconcile quantities for every batch.

Customization capabilityBoth R&D and design-service information explicitly lists customization from samples, customization from designs, full customization, minor customization, and flexible customization. ODM service is also available, providing direct evidence of broad customization support.

Client casesThe supplier explicitly states that it provides OEM services for well-known brands. No brand names, project details, product volumes, or verification materials are supplied, so the evidence supports the existence of brand-serving experience but not its breadth or quality.