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2u Rack Mount 4 Zones 8 Channels 50W WiFi Amplifier for Multi-Room Audio System
US$413.00-1,062.00
100 Pieces
Product profile
Customization
AvailableHome Audio & Theater Speaker Mount
DesktopHome Audio & Theater Watts Per Channel
50WModel NO.
WF-850 Z4PROSpeaker System Audio Output Mode
MonoFinish
MetalControl
WirelessSound Channel
8 ChannelFM
Without FMModel
Wf-850 Z4PROPower RMS
8*50W, 4 Zone StereoOnline Music
Internet Radio, Iheartradio, VtunerPower
115-230V AC 50/60HzControl Interface
Dual-Way RS232Transport Package
Gift Box/Export Carton/PalletSpecification
2U rack sizeTrademark
Lucky Tone or OEMOrigin
Guangdong ChinaHS Code
8518400000Production Capacity
10000Key features
Multi-Zone Audio Control: 4 zones with 8 channels, playing different or same music across rooms.
High Power Output: 50W per channel @ 8ohms stereo, or 100W @ 4ohms bridge mode.
Rich Connectivity: Supports Spotify, Airplay 2, DLNA, USB, Optical, Coaxial, and Ethernet.
Professional Rack Mount: 2U standard size with metal finish, ideal for commercial or home theater.
Flexible Customization: OEM/ODM services available with full customization from samples or designs.
Dual Control Interface: Equipped with Dual-Way RS232 for advanced system integration and control.
Extended Warranty: 2.5 years warranty from production date, including free spare parts.
Expert Manufacturer: Over 10 years experience in commercial audio with specialized R&D team.
Company 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: 9 years CertifiedNearest Port: Guangzhou Port, Shenzhen PortAverage Response Time: ≤6.94h
AI-Powered supplier vetting
SummaryThe supplier is a China-based limited company established in 2016, with reported export activity, a valid import/export license, and primary products covering speakers, audio equipment, amplifiers, microphones, mixers, and Dante audio. Evidence indicates established service procedures, corrective and preventive action records, technical support, R&D documentation, 3D design services, customization capabilities, and recent new-product development. Production information includes four production lines, six to ten quality-control staff, stated lead times of within 15 workdays in off-peak periods and one month during peak periods, and export markets across Southeast Asia, the Middle East, Europe, and North America. FCC and RoHS certifications are reported, but the supplier lacks a factory environmental impact assessment report. No financial figures are included in this assessment. Customer-specific cases are not provided.
Supplier typeThe supplier is identified as a combined business entity and limited company, operating in Guangdong, China. It is reported as independent of a larger company group and has a valid import/export license, indicating a formally registered standalone trading and manufacturing entity based on the supplied information.
CertificationsThe supplier reports FCC and RoHS product certification capability, and an audit record conducted by BV is listed with a validity period from January 7, 2026 to January 6, 2027. However, the supplier explicitly lacks a factory environmental impact assessment report, so the certification evidence is positive but not comprehensive across environmental documentation.
After-Sales capabilityService capability is supported by written procedures, followed records, an approved supplier list, and a corrective and preventive action mechanism. Technology engineers are also responsible for technical support during production and after-sales service, providing explicit evidence of organized technical and after-sales support.
R&D capabilityThe supplier has R&D engineers responsible for new product development and maintains design input, output, review, verification, and validation documentation for audit. It also reports new products during the past year and provides 3D software design services, supporting a demonstrated innovation function.
Production capacityThe supplier reports four production lines, six to ten quality-control staff, 29 or 56 total employees in different slices, and stated order fulfillment times of within 15 workdays off-peak and one month during peak season. The differing employee counts create a data inconsistency, but the production-line, quality-control, and lead-time information provides explicit evidence of operating production capacity.
Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. Its engineers confirm customer requirements and provide technical production support, while 3D software design services further support customized product development.
Product Q&A
Q:What is the lead time for orders?
A:
Generally 4 weeks. Urgent orders may be expedited, but OEM orders may take longer for the first order due to requirement confirmation.
Q:What are the payment terms?
A:
At least 30% deposit before production, and 70% paid before shipment. L/C is also acceptable.
Q:How are products packed for shipping?
A:
Packed in strong export cartons with foam/bubble and inner boxes for air/express, or optional pallet packing for LCL sea shipment.
Q:What delivery terms are offered?
A:
FOB Huangpu is standard. EXW is available for small orders. CIF, C&F, and door-to-door services are also acceptable with additional shipping costs.
Q:What is the warranty and after-sales service?
A:
2.5 years warranty from production date. Free spare parts and repair instructions are provided for any non-human failures.
Send Inquiry
*To:
Guangzhou strong sound electronic equipment Co., Ltd
Guangzhou strong sound electronic equipment Co., Ltd*Content:
Supplier replies will be sent to your registered email
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