How does the Class H design benefit performance?

Class H technology combined with high-efficiency modules and low-leakage transformers provides high power output with improved energy efficiency.

SMB350 350W×2 Professional Class H Power Amplifier for KTV, Bar & Performance

Name: SMB350 350W×2 Professional Class H Power Amplifier for KTV, Bar & Performance
Brand: Shandong Lightning Cloud Technology Engineering Co., Ltd.
SKU: 2155348592

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

US$142.44-242.14

1 Piece

Sample price:US$242.14/piece.Request sample

Product profile

Customization

Available

Type

Professional Amplifier

Usage

KTV System, Professional Stage/Conference

Model NO.

SMB350

Used For

Professional

Tube Type

Mosfet

Function

Post Amplifier

Sound Channel

2.0 (Stereo)

Output Number

Speakon + Binding Posts

Voltage

AC 110V/220V

Element Number

Push-Pull Amplifier

Conductive Mode

Class H

Audio Inputs

Balanced XLR Inputs

Transport Package

Carton Packaging

Specification

2U 485×320×88mm

Origin

China

Key features

Class H Efficiency: High-efficiency Class H independent amplifier modules with low-leakage toroidal transformers.

Fan-Free Cooling: Passive cooling design using tooth-shaped heat sinks for fast heat dissipation and silent operation.

Clean Sound Quality: Imported high-grade audio capacitors and SMT technology reduce background noise for accurate sound.

Multi-Mode Operation: Supports stereo, mono, and bridge modes with 3-step adjustable input sensitivity (0.775V/26dB/32dB).

Vocal Optimization: Specifically designed for vocal performance, ensuring clear voice reproduction in KTV and bars.

Compact 2U Design: Standard 2U chassis dimensions (485x320x88mm) suitable for professional rack installations.

Global Certifications: Compliant with CCC, CE, and RoHS standards for international market entry and safety.

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: ≤3.77h

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.