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4*20W One-to-Four 5.5'' Coaxial Active Bluetooth Sound Ceiling Speaker for Smart Home
US$1.00-99.00
20 Sets
Product profile
Customization
AvailableAmplification Type
ActiveSpeaker Material
PlasticModel NO.
R-808Usage
Bluetooth Active SpeakerAdjusting Method
Bluetooth InputSound Channel
Single ChannelStructure
Closed EnclosureFunction
BluetoothSNR
81-90dBRated Power
4*20WInput
220/12VSpeaker Unit
5.5'' CoaxialInstallation Size
φ168mmFeatures
Bluetooth Input / Audio InputMaterial
ABSFrequency Response
90Hz-16kHzSensitivity
90dbMaximum Sound Pressure
105db, 111db (Peak)Support
One-to-FourPackage
4pairs/CartonOne Pair
4PCSColor
White Grille, Blue CoverOEM
AcceptMainly Exporting Countries
Russia, Iraq, Egypt, Saudi Arabia, Morocco. etc.Transport Package
CartonsSpecification
φ 203*102mmTrademark
ABSLOrigin
ChinaKey features
One-to-Four Support: Supports one-to-four connection for flexible audio distribution.
Bluetooth & Audio Input: Features both Bluetooth and audio input for versatile connectivity.
High Sound Pressure: Delivers 105dB normal and 111dB peak sound pressure for clear audio.
Wide Frequency Response: Frequency range from 90Hz to 16kHz ensures rich sound quality.
OEM Service Accepted: Accepts OEM customization services for branded products.
Versatile Application: Suitable for schools, hotels, malls, airports, and home use.
Quality Assurance: Includes pre-production samples and final inspection before shipment.
Company profile

Business Type: Trading CompanyAverage Response Time: ≤0.64h
AI-Powered supplier vetting
SummaryHangzhou Vertex Broadcasting Audio Co., Ltd. is a China-based trading company in Zhejiang with stated OEM and ODM capabilities and broad customization options. It reports RoHS and CE certifications, exports using its own import-export rights, and obtains 51%–70% of sales from exports. However, its operational support evidence is limited: it has no overseas showroom, agents, branches, or offline trade-show participation; complaint handling and corrective-action procedures lack written records; and no quality-control testing equipment is reported. Innovation is supported by one R&D engineer and new products in the past year, but no SDK is available. The supplier reports OEM cooperation with popular brands, while no Fortune 500 cooperation is stated. Financial information is represented only by years, without substantive performance figures.
CertificationsThe supplier reports RoHS and CE certification for product compliance and sustainable development/product certification. These certifications provide explicit compliance evidence, although the slices do not specify product scope or certificate validity.
After-Sales capabilityThe supplier has no overseas showroom, agents, branches, or reported offline trade-show participation, and it offers overseas services in zero countries. Complaint handling and corrective/preventive actions have no written procedures or records, while lead times are stated as within 15 working days in both peak and off-season; overall after-sales capability is not sufficiently demonstrated.
R&D capabilityThe supplier reports new products within the past year, ODM services, and one R&D engineer responsible for R&D and production-site support. However, no SDK is available and the limited staffing prevents a stronger assessment of innovation depth.
Production capacityThe supplier is classified as a trading company and reports zero quality-control test equipment, unknown traceability status, no written supplier-service assessment procedure, and no written quality complaint or corrective-action records. These are explicit weaknesses in documented production and quality-control capability.
Customization capabilityThe supplier explicitly offers customization from designs, full customization, customization from samples, minor customization, and flexible customization, together with ODM services. This is direct evidence of broad customization support.
Client casesThe supplier reports OEM services for popular brands, which is a stated customer-case indicator. However, it also reports no cooperation with Fortune 500 companies, so the available evidence supports some brand experience but not high-profile enterprise coverage.
Product Q&A
Q:Can I get samples?
A:
We can support the trial order at the first time.
Q:How can I get a price of needed product?
A:
Just feel free to leave your contact information, then our sales team will contact you ASAP.
Q:How can we guarantee quality?
A:
Always a pre-production sample before mass production;Always final Inspection before shipment;
Q:I am a small wholesaler, do you accept small order?
A:
It's no problem if you are a small wholesaler, we would like to grow up with you together.
Q:What is the lead time?
A:
For mass production, we deliver by batches and first batch can be delivered within 12 working days.
Send Inquiry
*To:
Hangzhou Vertex Broadcasting Audio Co., Ltd.
Hangzhou Vertex Broadcasting Audio Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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