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D Series 4 Channel Class Professional Audio Speaker Digital Line Array Amplifier
Negotiable
1 set
Product profile
Customization
AvailableType
Professional AmplifierUsage
Professional SpeakerModel NO.
DUsed For
ProfessionalTube Type
Transistor AmplifierFunction
Post Amplifier, KTV AmplifierSound Channel
2.1Output Number
4Voltage
AC 220VElement Number
Push-Pull AmplifierConductive Mode
DSlew Rate
50V/UsCross-Talk
90dBThd+N
0.01%Main Power
90~260VAC,50~60HzWeight
9kgSnr
104dBInput Impedance
20K Ohm (Balance),10K Ohm(Unbalance)Output RMS Voltage
48.7VSensitivity
Selectable 35dB,32dB,29dB.26dBDamp Factor
3537 (8ohm;,20Hz-200Hz)Model
D SeriesPassive
ActiveColor
BlackSpeaker
Active Line ArrayAmplifier
Digital AmplifierTransport Package
CartonSpecification
483*44*370mmTrademark
Seer AudioOrigin
GunagzhouHS Code
8518400090Company profile
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: 10 Years CertifiedNearest Port: Guangzhou PortAverage Response Time: ≤3.99h
AI-Powered supplier vetting
SummaryThe supplier operates across professional audio, audio equipment, electronic components, lighting, musical instruments, software, and related technical services. It demonstrates broad customization, ODM and branded OEM capabilities, documented quality and complaint-handling procedures, and seven production lines. Export experience spans ten years, with exports representing 51%–70% of total sales, but export staffing is limited and no Fortune 500 partnerships are reported. CE certification is stated. Financial information is represented only by years rather than performance figures, so financial credibility cannot be assessed. The supplier lacks in-stock, overseas warehouse, and overseas showroom capabilities, and reported no regular fire drills during the past year.
Supplier typeThe supplier is a manufacturer and seller operating in professional audio and related electronic fields, including audio equipment, electronic components, musical instruments, lighting, software, and technical services. The available scope indicates a diversified electronics and audio-oriented supplier rather than a narrowly specialized entity.
CertificationsCE certification is explicitly listed under sustainable development and product certification capability. No other certification is identified in the provided information.
After-Sales capabilityThe supplier has documented procedures and records for corrective and preventive actions and customer complaint handling, supporting an established service-response process. However, it reports no in-stock service capacity, overseas warehouse, or overseas showroom, limiting certain fulfillment and overseas support options.
R&D capabilityThe supplier states that it launched new products during the past year and provides ODM services. It does not have an available SDK, which limits evidence of software-development integration capability but does not negate the documented product R&D activity.
Production capacityThe supplier lists manufacturing activities for audio equipment, electronic components, electronic devices, and related products, has valid contracts with each associated subcontractor, and operates seven production lines. It nevertheless reports no inventory capacity, which may constrain immediate-availability fulfillment.
Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. These capabilities are stated consistently across the R&D and design-service information.
Send Inquiry
*To:
Guangzhou Seer Audio Co., Ltd.
Guangzhou Seer Audio Co., Ltd.*Content:
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