ID: 114259

Rocketek USB 3.0 HUB 4K HDMI-compatible 1000Mbps Gigabit Ethernet SD/TF for Microsoft Surface Pro 4/5/6 Laptop Docking Stations

5.0 (14 votes)
Price: US $43.80 - 55.48 / piece
Discount Price:
US $ 29.21 - 36.06 / piece

Multiport Hub Adapter: This USB 3.0 Hub Adapter brings you 4K HDMI-compatible video output,1000 Mbps Ethernet adapter, SD/Micro SD card reader and 2 USB 3.0 ports.                                       
4K HDMI-compatible Video Output: Mini DP to HDMI-compatible, support the video resolution 1080P @60Hz, up to 4K @30Hz and freely show your laptop's high-resolution display on most HDTV, monitor or projector with an HDMI-compatible port.                                                                                                                                           
RJ45 Gigabit Ethernet Port: Give access to superfast network speeds at 1000Mbps; backward compatible with 10/100Mbps.                                                                                                           
SuperSpeed Data transfer: USB3.0 Sync data at blazing speeds up to 5Gbps--Fast enough to transfer an HD movie in seconds. Built in SD and TF slots easily access files from universal SD card and Micro SD card; Support 2 cards reading simultaneously.  

Unique Design: Especially compact design for Microsoft Surface, plug and play, easy to travel wherever you go.          


"Memory Card Reader USB 3.0 Hub Combo Adapter, expand your Microsoft Surface into 4K HDMI-compatible, Gigabit Ethernet, SD/Micro SD Card slots and 2 USB 3.0 Port. Easy your life without delay.

Enjoy 4K UHD Visual Feast
Use the HDMI-compatible port to output crisp, high-resolution video to your 4k monitor screens. Simply, connect an HDMI-compatible cable from the Pro Hub Adapter to your external monitor to view crystal-clear display.

Super Speed Data Syncing
USB 3.0 hub adds extra 2 USB 3.0 ports for your laptop, allowing to connect multiple USB peripherals. Support faster data transfer up to 5Gbps, 10X faster than USB 2.0. Giving seamless access to wire keyboard, mouse, USB flash drive, hard disk, etc.

Multi expansion with SD and TF slots
Built in SD and TF slots easily access files from universal SD card and Micro SD card; Support 2 cards reading simultaneously.
SD Slot: Support SD, SDXC, SDHC, RS-MMC
TF Slot: Support Micro SD, Micro SDHC, Micro SDXC

Faster and Stabler Internet Access
Equipped with a RJ45 port, this USB Type C Lan network adapter supports 10/100/1000Mbps network connection, ideal for streaming movies, downloading large files or playing games.


  • Package: Yes
  • Material: Aluminum
  • Model Number: JJL-6L
  • Brand Name: Rocketek
  • Origin: Mainland China
  • Certification: NONE
  • Type: Laptop Docking Stations
  • Describle: usb 3.0 combo
  • Material: Aluminum alloy
  • output: 3 usb 3.0 ports and SD, mirco SD card reader
  • High speed: up to 5Gpbs
  • dedicated: for Surface Pro Hub card reader
  • Features1: 4K HDMI-compatible


We are proud to offer international shipping services that currently operate in over 200 countries and islands world wide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.

How do you ship packages?

Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.

Do you ship worldwide?

Yes. We provide free shipping to over 200 countries around the world. However, there are some location we are unable to ship to. If you happen to be located in one of those countries we will contact you.

What about customs?

We are not responsible for any custom fees once the items have shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.

How long does shipping take?

Shipping time varies by location. These are our estimates:

Location *Estimated Shipping Time
United States 10-30 Business days
Canada, Europe 10-30 Business days
Australia, New Zealand 10-30 Business days
Central & South America 15-30 Business days
*This doesn’t include our 2-5 day processing time.

Do you provide tracking information?

Yes, you will receive an email once your order ships that contains your tracking information.

My tracking says “no information available at the moment”.

For some shipping companies, it takes 2-5 business days for the tracking information to update on the system.

Will my items be sent in one package?

For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you've specified combined shipping.

If you have any other questions, please contact us and we will do our best to help you out.


Order cancellation

All orders can be cancelled until they are shipped. If your order has been paid and you need to make a change or cancel an order, you must contact us within 12 hours. Once the packaging and shipping process has started, it can no longer be cancelled.


Your satisfaction is our #1 priority. Therefore, if you’d like a refund you can request one no matter the reason.

If you did not receive the product within the guaranteed time(60 days not including 2-5 day processing) you can request a refund or a reshipment.

If you received the wrong item you can request a refund or a reshipment.

If you do not want the product you’ve receive you may request a refund but you must return the item at your expense and the item must be unused.

  • Your order did not arrive due to factors within your control (i.e. providing the wrong shipping address)
  • Your order did not arrive due to exceptional circumstances outside the control of CNTRONIC Consumer Electronics Retailer (i.e. not cleared by customs, delayed by a natural disaster).
  • Other exceptional circumstances outside the control of

*You can submit refund requests within 15 days after the guaranteed period for delivery (60 days) has expired. You can do it by sending a message on Contact Us page

If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.


If for any reason you would like to exchange your product, perhaps for a different size in clothing. You must contact us first and we will guide you through the steps.

Please do not send your purchase back to us unless we authorise you to do so.



Thank you for your interest doing business with us!

If you would like to get a discounted price for your large purchase orders, fill in the required blanks along with your email address, the product Item ID # and/or the link of the item that you want to order, item quantity (minimum of 30 pieces), shipping country and payment method is required. We will contact you with a discounted price as soon as we receive your inquiry.

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