4XEM USB 3.0 to Dual HDMI 4K Display Adapter

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4XEM USB 3.0 to Dual HDMI 4K Display Adapter

4XEM’s USB 3.0 to dual HDMI adapter is designed to offer 4K quality resolution to multiple devices. This device offers two HDMI ports for greater display connection. Able to show the same content on three screens (mirror mode) or extend displays (split-screen mode) this device is a versatile addition to your office or home theatre. The adapter offers a wide range of compatibility. The USB 3.0 is backwards compatible with USB 2.0 and the resolution is compatible with 4K resolution up to 3840 x 2160. Connect high quality HDMI displays with 4XEM’s USB 3.0 to HDMI 4K Display Adapter.

Problem it solves: Connect, mirror and extend 4K high quality resolution displays quick and easy with 4XEM’s USB 3.0 to HDMI 4K Display Adapter.


  • Compatible with Microsoft Windows and Mac OS X
  • Compact and portable, great for travel
  • Two HDMI ports both 4K compatible
  • One HDMI 1.4 port supports resolutions up to 4K (3840 x 2160@30Hz)
  • The DVI converter supports resolutions up to 2K (1920x1080@60Hz)
  • Built in GPU with “Content Adaptive Technology” to decrease CPU loading
  • Blue LED light


Warranty Information Warranty 1 Year
Hardware Host Bus Type USB 3.0
  Interface HDMI
  Industry Standards USB 3.0
    HDMI 1.4
  Flash 128Kb
  Chipset ID Silicon Motion - SM768
    Semiconn - EP952
Connector(s) Host Connector USB 3.0 Type-A Male (5Gbps)
  Host Connector Type Direct Attached
  Connector Type(s)/Rate(s) 2x HDMI 1.4 Female (10.8Gbps)
Performance Maximim Digital Resolution (1st Display) 3840 x 2160 @ 30Hz, 8bpc
  Maximim Digital Resolution (2nd Display) 1920 x 1080 @ 60Hz, 8bpc
Software OS Compatibility Windows® Vista, 7, 8, 8.1, 10
    Mac OSX (10.10 or later)
    Chrome OS
Power Power Source USB-Powered
  Power Consumption 2W
Physical Characteristics Product Height 0.59 in [15.0 mm]
  Product Width 1.97 in [50.0 mm]
  Product Length 3.94 in [100.0 mm]
  Weight of Product 2.82 oz [80 g]
  Color Black
  Material ABS Plastic
  Cable Length 3.94 in [100 mm]
  LED Indicators Power (Blue)
Environmental Operating Temperature 0°C to 40°C (32°F to 104°F)
  Storage Temperature -10°C to 70°C (14°F to 158°F)
  Humidity 10% to 90% RH (non-condensing)
Packaging Information Package Height 5.35 in [136.0 mm]
  Package Width 3.39 in [86.2 mm]
  Package Length 0.82 in [20.8 mm]
  Shipping (Package) Weight 4.09 oz [116 g]
What's in the Box Included in Package USB 3.0 Dual HDMI Adapter
    USB-C to USB-A Adaptor
    Instruction Manual
Special Notes / Requirements Minimum System Requirements Available USB port
    CPU: Intel Core i5
    RAM: 4GB
    4K UHD Monitor required for 4K UHD resolution
* Product appearance and specifications are subject to change without notice.
* Weights and measurements are approximate.  
1 year warranty with lifetime support
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