Specification:
Item Type: DMA Fuser
Material: Aluminum alloy
Interfaces:
HD Multimedia Interface Output: Connect to the main display (primary screen for gaming)
HD Multimedia Interface 1 Host: Connect to the host graphics card (computer for gaming)
HD Multimedia Interface 2 Sub: Connect to the sub graphics card
Type C: Upgrade program and inject EDID
DC 12V: Power supply (default 12V 2A)
Indicators:
D1: Power light (steady on when normal)
Fuse function on/off indicator light (steady on when fuse function is on, not lit when off)
H2: HD Multimedia Interface 2 Sub input signal light (steady on when normal)
H1: HD Multimedia Interface 1 Host input signal light (steady on when normal)
Key Functions:
Power: Power switch
K1: Short press: resolutions in cycles, 1920x1080, 2560x1440, 3840x2160, 2560x1080, 3440x1440, factory default 1920x1080
Long press for three seconds (hold until display): Current resolution and refresh rate displayed in the top left corner of the screen, with host information on top and sub information on the bottom
K2: Short press: upper layer extraction strength in cycles, 0 to 20 levels in total, factory default 0 (0 for no extraction)
K3: Short press: restore upper layer extraction strength to factory default 0
K4: Short press: on/off fuse function

How to Use:
Refer to the instruction manual for details

packing list:
1 x DMA Fuser
1 x Supply Cord
1 x USB Cable
1 x User Manual