USB to DP Adapter

The Lenovo USB 3 to DP Adapter delivers combined video and audio over a single USB port to a DP display. This adapter is unique in that it provides a spectrum of resolutions at high speeds all the way to 4K. Connect up to 6 monitors (one adapter per monitor) at high resolutions.
Ideal for end customers wanting a 4K  solution for conference room displays, digital signage, or to enable an existing PC to support DP displays up to the latest 4K monitors.Benefits:
High quality with low latency
Can enable up to 6 USB displays (one adapter per monitor)
USB bus power (no external power supply)
Max 3840x2160@30Hz 4K output
Backward compatible with QHD and HD monitors
DP 1.1 interface (DisplayPort)
Integrated DisplayPort Audio
Note: Adapter is backwards compatible with USB 2.0, but in most cases performance above 1080P over USB 2.0 will likely be unsatisfactory.

Manufacturer Part Number
Full Product Specifications


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GeneralLenovo USB to DP AdapterPart number: 4X90J31021
Other Information: Microsoft Windows 7 32bit 64bit Microsoft Windows 8.1 64bit Microsoft Windows 10 64bit
Ship Group: Lenovo USB 3 to DP Adapter USB cable Warranty Poster
Agency Approvals & Certifications: CB,VCCI(Japan),BSMI (Taiwan),KC (Korea),FCC,ICES,CE,C-TICK (Australia/New Zealand)
Maximum Operating Humidity: 95
Maximum Operating Humidity Units: %
Minimum Operating Humidity: 20
Minimum Operating Humidity Units: %
Maximum Operating Temperature: 40
Maximum Operating Temperature Units: C
Minimum Operating Temperature: -5
Minimum Operating Temperature Units: C
Depth Metric: 75
Depth: 75mm
Depth Metric Units: mm
Depth (US): 2.95in
Height Metric: 13.8
Height: 13.8mm
Height Metric Units: mm
Height (US): 0.54in
Max Operating Humidity + Units: 95%
Min Operating Humidity + Units: 20%
Max Operating Temperature + Units: 40C
Min Operating Temperature + Units: -5C
Weight US: 1.13
Weight US Units: lbs
Weight Metric: 0.03
Weight Metric Units: Kg
Width Metric: 43.5
Width: 43.5mm
Width Metric Units: mm
Width (US): 1.71in
Warranty Period: One Year
Warranty Type: 1 Year - CRU