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Edge Ldl4-7 4-Channel Loc with Level Control and Voltage Meter
Negotiable
500 Pieces
Sample price:US$18.80/piece.Request sample
Product profile
Customization
AvailableApplication
General Transducer, High Frequency Converter TransducerOutput Type
QuadModel NO.
LDL4-7Principle of Work
Vector Control TransducerSwitch Mode
PWM ControlMain Circuit Type
VoltageVoltage of Power Supply
High Voltage Variable-Frequency DriveLink of Transformation
AC-DC-AC Variable-Frequency DriveNature of DC Power
Voltage Variable-Frequency DriveFunction
Simple Type, Elevator Special, Textile Special, Constant Torque Universal TypeBrand
RecoilColor
BlackTransport Package
White Box/Gift Box/Brown BoxSpecification
4CH LOCTrademark
RecoilOrigin
ChinaProduction Capacity
500000Key features
4-Channel Line Output Converter: Converts speaker level input to stereo RCA output for aftermarket amplifier integration.
Integrated Level Control & Voltmeter: Remote control features a knob for bass adjustment and a Blue LED voltage meter for real-time monitoring.
Transformer-Isolated Design: Includes audio transformer for noise isolation, ensuring optimal sound quality and performance.
High Power Compatibility: Supports high power car stereos with up to 80 watts maximum input per channel.
Amplifier Remote Turn-On: Provides amplifier remote turn-on output without requiring removal of the car stereo.
OEM/ODM Manufacturing: Established OEM & ODM manufacturer for car audio products with professional standards.
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 function of the Edge LDL4-7?
A:
It is a 4-channel line output converter that accepts speaker level input and provides a stereo RCA output signal for adding an aftermarket amplifier.
Q:Does the device include level control?
A:
Yes, it includes a mountable remote control with a knob for adjusting car subwoofer bass audio level from the dash.
Q:What is the maximum input power per channel?
A:
The device allows 80 watts maximum input per channel and works with high power car stereos.
Q:How does the device handle noise isolation?
A:
It utilizes an audio transformer for noise isolation, which is transformer-isolated for optimal sound and performance.
Q:What is the purpose of the Blue LED display?
A:
The integrated Blue LED voltage meter accurately and clearly displays car audio voltage levels for real-time monitoring.
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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