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Dii400.4 Ultra Compact Full Range Class-D 4-Channel Car Audio Amplifier, Max 800 Watts, 2-4 Ohm Stable, Bridgeable
US$1.00
500 Pieces
Sample price:US$1.00/piece.Request sample
Product profile
Customization
AvailableType
AmplifierCombination
CD PlayerModel NO.
DII400.4Placement
HeadrestCertification
CE, RoHS, ISO, SASO, FCC, BQBVoltage
12/24VAudio Output
L/R ChannelFormat
WMAOperating Voltage
9V-16VBass Remote
N/aFuse Rating
40ASnr
88dBTransport Package
Export CartonSpecification
400WTrademark
OEMOrigin
ChinaKey features
High Power Output: Delivers up to 800 Watts Max Power with 100W x 4@2 Ohm RMS.
Ultra Compact Design: Dimensions are only 5.55 x 5.37 x 2.09 inches for easy installation.
Versatile Applications: Suitable for cars, powersports, marine, golf carts, and bikes.
Advanced Protection: Includes thermal, voltage, speaker, and short circuit protection.
Multiple Input Options: Features both RCA level and speaker level inputs with pass-through.
Durable Construction: Conformal coated circuit board protects against dust and water.
Efficient Cooling: Highly efficient heatsinks keep the amplifier cool during operation.
Flexible Tuning: Top-mounted controls for gain, LPF, HPF, and crossover adjustments.
Company profile

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2001-02-22 CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤15h CertifiedTerms of Payment: T/T
AI-Powered supplier vetting
SummaryAVS (Ningbo) Industrial Co., Ltd. is a China-based limited company established in 2005, with 52 employees and a 5,000 m² manufacturing plant in Ningbo, Zhejiang. Its stated core business is car audio accessories and related electronic products, including cables, wires, capacitors, connectors, terminals, vehicle frames, Bluetooth products, amplifiers, and speakers; it also reports plastic packaging capabilities. The supplier operates five production lines, employs 6–10 quality-control staff, and reports two years of R&D engineer experience. It exports to broad international markets, with exports representing 71%–90% of sales, and indicates one-month fulfillment in both peak and off-peak periods. No supplier management-system certifications are reported. The supplier claims OEM/ODM experience with famous car-audio brands, but no specific customer names or verifiable case details are provided.
Supplier typeThe supplier is a Chinese limited company established in 2005, operating from Zhejiang with 52 employees and a 5,000 m² manufacturing plant. Its stated business focus is car audio accessories and electronic products, while its declared commercial activities also include packaging, hardware, lighting, automotive parts, and electronics.
CertificationsThe supplier explicitly reports “NIL” for certification of supplier management systems. This indicates no management-system certification is evidenced in the provided information.
R&D capabilityThe supplier identifies R&D as a core competence, cites a superior product-development team and developed production lines, and states that it designs and develops car-audio accessories and electronic products. However, the data reports only two years of R&D engineer experience and provides no quantified R&D output, patents, or certification evidence.
Production capacityProduction capability is supported by five production lines, a 5,000 m² plant, 6–10 quality-control staff, and stated production experience in car-audio electronics, cables, wires, connectors, and plastic packaging. The supplier reports one-month fulfillment in both peak and off-peak seasons, although capacity volumes and quality performance records are not provided.
Customization capabilityThe supplier states that it provides design, development, and production of varied car-audio accessories and electronic products, and identifies itself as an OEM/ODM supplier for car-audio brands. These statements support customization capability, although no specific customization workflow, tooling scope, or completed project specifications are included.
Product Q&A
Q:What is the maximum power output?
A:
The amplifier delivers a maximum of 800 Watts with RMS power of 100 Watts x 4 at 2 Ohm.
Q:Is this amplifier suitable for marine use?
A:
Yes, the DII series is designed for powersports, marine, golf carts, and bike applications with conformal coated circuit boards.
Q:What are the dimensions of the amplifier?
A:
The ultra-compact dimensions are 5.55 x 5.37 x 2.09 inches (141mm x 136.5mm x 53mm).
Q:Does it support bridgeable mode?
A:
Yes, the amplifier is bridgeable, providing 200 Watts x 2 at 4 Ohm in mono mode.
Q:What input types are available?
A:
It features RCA level and speaker level inputs, along with RCA pass-through outputs.
Send Inquiry
*To:
Ningbo AVS Technology Co., Ltd.
Ningbo AVS Technology Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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