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High-Efficiency Class-Td 4-Channel 4×300W Professional Rack-Mount Power Amplifier
US$562.50
1 set
Product specifications
customizable
Sample price:US$562.50/set.Request sample
Product profile
Customization
AvailableNoise
<102dBHi-Fi
Hi-FiModel NO.
MQ4300Activity
PassiveOperation Mode
Knob ControlSpeaker System
Optional CombinationSpeaker Material
MetalApplication
Commercial, HomeCertification
CCCMonitor
LCD ScreenTHD
>0.01%Average Power1
4 × 300 W @ 8 ωAverage Power2
4 × 550 W @ 4 ωFrequency Response
20 Hz - 20 kHz (±0.5 Db)Channel Separation
> 60 Db (1 kHz)Transport Package
CartonSpecification
standardTrademark
Lightning CloudOrigin
ChinaKey features
Ultra-Low Distortion: Features THD < 0.08% and SNR > 98dB for pristine Hi-Fi sound quality.
LCD Monitor Display: Equipped with an LCD screen for real-time status monitoring and control.
OEM/ODM Customization: Offers full customization options including design, branding, and functional modifications.
Global Certification: Complies with CE, FCC, RoHS, and CCC standards for international market entry.
Rapid Response Support: Provides 2-4-48 hour response tiers for remote diagnosis and on-site dispatch.
Flexible MOQ: Accepts orders as low as 1 unit for pilot projects and 50-100 units for standard modifications.
Company profile
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: ≤3.57h
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 makes Lightning Cloud different from other audio-visual solution providers?
A:
We are not just a product supplier, but an "Integrated Solution Architect". Our unique advantage lies in our "Dual-Ecosystem Supply Chain", where we deeply collaborate with leading specialized manufacturers in smart audio systems and interactive displays. This enables us to provide truly seamless, customized, and cost-effective integrated solutions, rather than simply selling standalone products.
Q:What certifications and qualifications does Lightning Cloud hold?
A:
Lightning Cloud and our strategic manufacturing partners hold comprehensive certifications, including: - Enterprise Credentials: National High-Tech Enterprise, Zhongguancun High-Tech Enterprise, Dual-Soft Certification. - System Certifications: ISO 9001 (Quality Management), ISO 14001 (Environmental Management), ISO 45001 (Occupational Health & Safety). - Product Certifications: CE, FCC, RoHS, CCC (3C), along with over 40 software copyrights and 30 patents. These ensure our solutions meet the hi
Q:What is your company's background?
A:
Founded in Dongying, Shandong, we have rapidly evolved from a regional technology firm into a global solution integrator. Our mission is to empower organizations worldwide with intelligent, reliable, and easy-to-use audio-visual technology.
Q:What core solutions does Lightning Cloud offer?
A:
We specialize in integrated smart audio-visual solutions for key sectors: - Smart Conferencing: Integrated digital conference systems, paperless meeting solutions, wireless video collaboration. - Smart Education: Interactive smart classrooms, lecture capture systems, campus broadcasting. - Command & Control Centers: Distributed visualization and control platforms for emergency response and monitoring. - Digital Signage & Display: Interactive kiosks, advertising displays, and large-scale video wa
Q:Do your products support integration with third-party platforms like Zoom or Microsoft Teams?
A:
Yes. Our solutions are designed with open architecture and standard protocols (e.g., SIP, H.323, APIs), ensuring broad compatibility with mainstream UC platforms (Zoom, Teams, Tencent Meeting, etc.) and common control systems.
Send Inquiry
*To:Shandong Lightning Cloud Technology Engineering Co., Ltd.
*Content:
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