Vantec
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Vantec USB 3.0 Gigabit Ethernet Adapter (CB-U300GNA)
Vantec USB 3.0 Gigabit Ethernet Adapter (CB-U300GNA)
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Vantec USB 3.0 Gigabit Ethernet Adapter (CB-U300GNA)
Vantec USB 3.0 Gigabit Ethernet Adapter (CB-U300GNA)
Vantec USB to Serial Adapter provides a simple and reliable solution to connect a serial device to the USB port on your PC or Mac.
Vantec USB 3.0 Gigabit Ethernet Adapter (CB-U300GNA)
Item #: 8208709

Vantec USB 3.0 Gigabit Ethernet Adapter (CB-U300GNA)

Item #: 8208709

AED 159

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from US

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    us Imported from USA store

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    Only 1 item left in stock.
    Order now and get it around Monday, August 10
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    Vantec USB to Serial Adapter provides a simple and reliable solution to connect a serial device to the USB port on your PC or Mac.
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    What Stands Out

    7.1 Surround Sound
    Experience immersive audio quality with 7.1 channel surround sound, providing rich, dynamic soundscapes ideal for gaming and movie experiences.
    Plug-and-Play Design
    Easily connect and use with no extra drivers needed, making it convenient for users seeking hassle-free installation on any computer.
    Compact and Portable
    Its sleek, portable design allows for easy transport, making it an ideal solution for audio enhancement while traveling or on-the-go.

    Product Details

    Shop for Vantec USB 3.0 to Dual Gigabit Ethernet Network Adapter at Ubuy UAE KW. Easily connect multiple devices to high-speed internet with this adapter. Order now!
    • Dual Gigabit Ethernet ports through a single USB connection
    • Supports crossover detection, auto-correction, polarity correction, adaptive equalization, cross-talk, echo cancellation, and timing recovery
    • Compliant with USB 3.0 Specification, Revision 1.0
    • Supports jumbo frame up to 9K bytes
    • USB Cable Type A & 2 x RJ45 connection
    • Compatible with Windows XP, 7, 8, 8.1 / Mac OS X 10.8 or greater / Latest Linux kernel
    Hardware InterfaceUSB 3.0
    Compatible DevicesLaptop
    Data Link ProtocolGigabit Ethernet, IEEE 802.3
    Data Transfer Rate1000 Megabits Per Second
    Compatible Operating System FamilyMacOS
    Minimum Required Operating System VersionMac OS 10.12 Sierra
    Item Dimensions L x W x H2.4"L x 1.22"W x 0.67"H (6.1 x 3.1 x 1.7 cm)
    Item Weight0.1 Pounds (50 grams)
    ColorBlack
    BrandVantec
    UPC132018152300 863189855706 012302291192 844767014920
    Global Trade Identification Number00844767014920
    ManufacturerVantec USA
    Mfr Part NumberCB-U300GNA
    Model NumberCB-U300GNA
    Unit Count1.0 Count
    Built-In MediaUSB 3.0 Gigabit Ethernet Adapter, Installation Guide, Driver CD
    Product Dimensions (L x W x H)2.4"L x 1.22"W x 0.67"H (6.1 x 3.1 x 1.7 cm)

    What's in the box

    USB 3.0 Gigabit Ethernet Adapter, Installation Guide, Driver CD

    Who Should Buy?

    Suitable For
    • Gamers

      Provides immersive 7.1 surround sound, enhancing gaming experiences with realistic audio during intense gaming sessions.

    • Music Producers

      Perfect for those needing high-quality audio output and input, facilitating better audio mixing and recording capabilities.

    • Laptop Users

      Ideal for users with laptops lacking audio ports, offering an easy USB connection for superior audio playback.

    Not Suitable For
    • Professional Studios

      May not meet the high fidelity requirements of professional audio studios that demand premium soundcards.

    Product Description

    Have any Query? Chat with us

    Customer Questions & Answers

    • Question: What is the Vantec USB 3.0 to Dual Gigabit Ethernet Network Adapter?

      Answer: The Vantec USB 3.0 to Dual Gigabit Ethernet Network Adapter CB-U320GNA is a device that allows you to connect two Gigabit Ethernet ports to your computer via a single USB 3.0 port. It enables high-speed internet access, making it perfect for users needing reliable network connections for tasks such as gaming, video streaming, and file transfers. By leveraging USB 3.0, this adapter supports faster data rates, enhancing your network experience compared to older USB standards.
    • Question: How does the dual-port functionality benefit users?

      Answer: The dual-port functionality allows users to connect to two separate networks simultaneously or aggregate bandwidth from both ports for improved performance. This is particularly useful in environments where network reliability is crucial, such as corporate offices or during high-demand tasks. For instance, a gamer might use one connection for their gaming console and the other for a streaming device, ensuring optimal performance without interruption.
    • Question: What devices are compatible with the Vantec USB 3.0 to Dual Gigabit Ethernet Adapter?

      Answer: The Vantec adapter is compatible with a wide range of devices, including Windows and macOS computers. It also works with various operating systems that support USB connectivity. This versatility makes it a great choice for professionals who might switch between different devices or platforms. Users with laptops that lack Ethernet ports can particularly benefit, gaining a reliable wired connection for better performance.
    • Question: Is the Vantec USB 3.0 to Dual Gigabit Ethernet Network Adapter plug-and-play?

      Answer: Yes, the Vantec USB 3.0 to Dual Gigabit Ethernet Network Adapter is designed to be plug-and-play, meaning that it can be easily installed without the need for additional drivers or software in most operating systems. This allows users to quickly get connected to their network without dealing with complicated setup procedures. Simply connecting the adapter to a USB port will ensure immediate access to high-speed internet.
    • Question: What are the speed capabilities of the Vantec USB 3.0 adapter?

      Answer: The Vantec USB 3.0 to Dual Gigabit Ethernet Network Adapter is capable of supporting speeds up to 1000 Mbps per port, taking full advantage of your internet connection. This is essential for users who stream videos, play online games, or transfer large files. By utilizing both Gigabit ports, you can ensure that your data transfer rates remain consistently high, even under heavy network loads.
    • Question: Can I use this adapter with older USB versions?

      Answer: While the Vantec adapter is optimized for USB 3.0, it is backward compatible with USB 2.0 ports. However, when used with USB 2.0, the speed will be limited to USB 2.0's maximum throughput of 480 Mbps. This backward compatibility ensures flexibility, but for optimal performance, connecting it to a USB 3.0 port is recommended, particularly for demanding applications like HD video streaming.
    • Question: What types of applications benefit from using this network adapter?

      Answer: Applications that require stable and fast internet connections, such as online gaming, streaming videos, or large file downloads, can greatly benefit from the Vantec network adapter. Additionally, businesses and remote workers who depend on uninterrupted connections for video conferencing and cloud applications will find this adapter particularly useful. The ability to connect to dual networks can also provide redundancy in case one network fails.
    • Question: Does this adapter come with any additional features?

      Answer: The Vantec USB 3.0 to Dual Gigabit Ethernet Adapter features advanced functionalities, including support for full-duplex operation and VLAN tagging, which can enhance network performance and management. It also includes LED indicators to easily monitor connection status and activity, allowing users to troubleshoot network issues quickly. These features make it an ideal choice for both personal and professional use.
    • Question: What cable specifications do I need for optimal performance?

      Answer: For optimal performance with the Vantec USB 3.0 to Dual Gigabit Ethernet Network Adapter, it is recommended to use Fiber or CAT5e/CAT6 Ethernet cables. These cables ensure that you are fully utilizing the Gigabit speeds offered by the adapter. Poor quality or damaged cables can lead to reduced speeds or connectivity issues, so investing in quality cables will enhance your overall network experience.
    • Question: Where can I buy the Vantec USB 3.0 to Dual Gigabit Ethernet Network Adapter in UAE?

      Answer: You can buy the Vantec USB 3.0 to Dual Gigabit Ethernet Network Adapter CB-U320GNA from Ubuy. They provide a convenient online shopping platform that often features a variety of electronic products, making it easy to purchase the adapter and have it delivered to your location in UAE.

    Vantec USB Network Adapters CB-U300GNA Editorial Review

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    Customer Reviews & Ratings

    4.3
    110 customers ratings
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    • 3 Star
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    Haitham
    Verified buyer

    “Excellent experience”

    11 June 2026 · via Trustpilot
    RF
    Rasanga
    Verified buyer

    “I had an excellent experience with Ubuy UAE. I ordered a product from the USA, and the website clearly mentioned that deliveries might be delayed due to the current situation in the Middle East. Despite that, my order arrived in just one week, which exceeded my expectations. The shipment was handled by DHL, and the entire delivery process was smooth, fast, and hassle-free. The package arrived in perfect condition with no issues at all. What impressed me the most was the pricing. The product was significantly cheaper than ordering the same item directly through Amazon USA and shipping it to the UAE, where I would have had to pay higher delivery charges and additional customs fees. Ubuy provided great value, transparent communication, and reliable delivery. Based on my experience, I would definitely use them again and highly recommend them to anyone in the UAE looking to purchase products from overseas. Thank you, Ubuy UAE, for a fantastic shopping experience!”

    17 June 2026 · via Trustpilot
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    Simon
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    “On time delivery and great product at a really great price!”

    8 April 2026 · via Trustpilot
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    Vladislav
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    “Fast delivery. Quality as expected.”

    03-Jul-26 · via Trustpilot
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    Hope
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    “Excellent experience! The service was top-notch, reliable, and very fast. I am completely satisfied with their professionalism and highly recommend Ubuy UAE to everyone.”

    02-Jul-26 · via Trustpilot
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    • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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    AED 159

    Order now and get it around Monday, August 10

    QTY:

    Only 1 item left in stock.
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    PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.

    Our Top Logistics Partners
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    Fastest cross-border delivery

    Features & Benefits

    • Connects a serial device to the USB port on your PC or Mac
    • One USB Type A connector and one RS-232 DB-9 Male connector
    • Compatible with any USB compliant system
    • Provides 96 byte buffer for data transfer
    • Bus-powered and no external power required
    • Compatible with Windows 98/ME/2000/XP/Vista/7

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