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Single Channel Passive Di Direct Box Audio Convert Box for Live Performance
US$7.99-11.90
100 Pieces
Product profile
Customization
AvailableNoise
<95dBHi-Fi
Not Hi-FiModel NO.
DI-01Activity
PassiveOperation Mode
Button ControlSpeaker System
0Speaker Material
MetalApplication
Stage PerformanceCertification
CE, RoHSMonitor
NoTHD
<0.005%Input Attenuation
Switchable (0dB, -20dB, -40dB)Instrument Input
50K Unbalanced Ts JackParallel (Link) out
50K Unbalanced Ts JackBalanced Output
600 Balanced XLR JackGround Lift
Switchable Ground LiftOEM
AcceptCertificate
CE & RoshPackage
50PCS/CartonMaterial
SteelColor
BlueMOQ
100Transport Package
CartonsSpecification
12× 7.5× 3.9cmTrademark
ABSLOrigin
ChinaKey features
Versatile Audio Interfacing: Connects unbalanced sources to balanced inputs for mixers, amps, and recording gear.
3-Position Input Attenuation: Switchable 0dB, -20dB, and -40dB settings for optimal signal level matching.
Parallel Output Capability: Simultaneous connection to two separate inputs like an amp and a mixer.
Ground Lift Switch: Switchable ground lift to eliminate hum and noise in audio signals.
Compact and Lightweight: Small steel metal design makes it easy to carry for live performances.
OEM Service Accepted: Custom branding and manufacturing services available for clients.
CE and RoHS Certified: Product meets international safety and environmental compliance standards.
Company profile

Business Type: Trading CompanyAverage Response Time: ≤0.72h
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 contact us, send the quantity and products name to us, then we will give the quotation to you.
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 7 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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