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Cvr DSP -1504, Class D Circuit, 1u, 2ohm, 90-260 Voltage DSP 4-CH Power Amplifier
US$2,500.00
20 Pieces

Product profile

Customization

Available

Type

Switching Mode Amplifier

Usage

AV, KTV System, Outdoor Sound Performance

Used For

Professional

Tube Type

IC Amplifier

Function

Post Amplifier, Amplifier Combined, Pre-amplifier

Output Number

4

Voltage

AC 220V

Element Number

Monoamplifier

Conductive Mode

D

Channel

4 Channel

8 Ohm Power

4X1500W

4 Ohm Power

4X 2550W

Size

1u

Weight

15kg

Certificate

CE

Output RMS Voltage

89.4 V

Maximum Input Level

8.7vrms(+21dbu)

Default Gain

21dB

Cross-Talk

≥90dB(20Hz-1kHz,Below Rated Power)

Frequency Response

Typical:+0,-0.5dB(10%Rated Power,20Hz-20kHz,8

Main Power

100-240VAC,50/60Hz

Transport Package

Good Quality Carton Box

Specification

CE, ROHS

Trademark

CVR

Origin

China

HS Code

8518900090

Production Capacity

10000 Pieces Per Month

Key features

High Efficiency Power Conversion: Over 95% efficiency with multi-loop control technology for excellent stability.
Wide Voltage Adaptability: Supports 90-260VAC / 50-60Hz with active PFC for harsh grid environments.
Integrated High-Performance DSP: Equipped with high-dynamic AD/DA converters and 15-segment parameter EQ.
Comprehensive Protection Systems: Includes peak voltage limiter, over temperature, short, and DC protection.
Flexible Channel Configuration: Available in 2 or 4 channel designs suitable for touring and line arrays.
Advanced Monitoring Capabilities: Real-time monitoring via Ethernet and 3.3-inch HD LCD screen.
Modular Design for Easy Maintenance: Simple maintenance structure with 16 memory spaces for parameter recall.
Versatile Audio Input Modes: Accepts analog audio with stereo, mono, bridge, and one-in-four-out modes.

Company profile

CVR PRO AUDIO CO.,LTD
High Repeat Buyers ChoiceYears of Export ExperienceExperienced TeamIn-stock Capacity
CVR PRO AUDIO CO.,LTDGuangdong, China
Business Type: Manufacturer/FactoryExport Year: 2005-10-01Average Response Time: ≤9.99hTerms of Payment: T/T, Western Union, Money GramInternational Commercial Terms(Incoterms): FOB, EXW, CFR, CIF

AI-Powered supplier vetting

SummaryCVR PRO AUDIO CO., LTD is identified as a China-based private manufacturer/factory in Guangdong operating in electrical and electronics, with audio equipment as its stated business scope and product offering. The supplier supports multiple customization formats, but the available evidence indicates no new products in the past year, no ODM service, no SDK, and no OEM service for popular brands. Overseas support is limited: there is no overseas showroom, agent, branch, or reported offline trade-show participation. Service documentation is incomplete, with no written complaint-handling procedures or records and no written records for corrective and preventive actions. Audit information identifies TUV Rheinland, but the audit result is recorded as 0 and the listed report validity ended on 2025-06-19. Financial information is limited to year labels without performance values, so credibility cannot be assessed. No customer cases are provided.
CertificationsA supplier audit was conducted by TUV Rheinland, with a listed report period from 2024-06-20 to 2025-06-19. However, the audit evaluation result is recorded as 0, and no specific certification, certificate scope, or currently valid certification is provided.
After-Sales capabilityThe supplier has a corrective and preventive action procedure but no written records, and it has no written procedures or records for handling customer complaints. It accepts several service quotation and payment terms and reports a one-month average lead time in both peak and off-season, but overseas service infrastructure is absent and service capability evidence is incomplete.
R&D capabilityThe supplier reports no new products in the past year and no available SDK, and it does not provide ODM services. Although it offers design-related customization, the explicit absence of recent product development and SDK support indicates a deficiency in demonstrated innovation resources.
Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization. These repeated entries provide direct evidence of broad customization service capability.

Product Q&A

Q:What is the power supply voltage range?
A:
The amplifier supports a wide range of 90-260VAC at 50-60Hz.
Q:Does this amplifier support analog audio signals?
A:
Yes, it can receive analog audio signals and features a built-in 4x4 audio matrix.
Q:What protection features are included?
A:
It includes peak voltage limiter, over temperature, short circuit, overload, under voltage, and DC protection.
Q:Can the amplifier be monitored remotely?
A:
Yes, it supports monitoring through Ethernet and a 3.3-inch high-definition LCD display.
Q:What is the efficiency of the power conversion?
A:
The power conversion technology enables efficiency of more than 95%.

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