Feature:1. High Efficiency DMA Fuser: The DMA fuser is a standalone hardware device or technology that optimizes the efficiency of data processing and transfer. It's primarily utilized in high bandwidth data transfer and processing scenarios such as image processing, video decoding encoding, and network communications.2. Dual Signal Input: The fuser supports 2 input signals, outputting and blending both onto a single display. With great overlay fuser, the clarity of the overlay image can be adjusted to suit your needs.3. High Resolution Display: HD multimedia interface synthesizer also supports the switch to a single screen for full display with a maximum resolution of up to 3840x2160 60Hz.4. Easy to Use: The fuser offers high definition image quality and lossless transmission. With built in temperature controlled fans for cooling, it is easy to operate, just plug and play.5. Versatile Applications: HD multimedia interface fuser is ideal for use in financial trading rooms, bank data centers, traffic safety emergency control centers, and video conferencing.Specification:Item Type: HD Multimedia Interface SynthesizerMaterial: Aluminum alloyInterfaces:High Definition Multimedia Interface Output: Connects to the main display (the main screen for gaming)High Definition Multimedia Interface Main Unit: Connects to the main computer's graphics card (the computer for gaming)High Definition Multimedia Interface 2 Secondary Unit: Connects to the secondary machine's graphics cardType C: For program upgrades and EDID injectionDC12V: Power supply cable input (default 12V2A)Indicator Lights:D1: Power light (steady light indicates normal functionality)D2: Fuser function on off indicator (steady light indicates fuser function is on, no light means it's off)H2: High definition multimedia interface 2 secondary input signal light (steady light indicates normal functionality)H1: High definition multimedia interface 1 main input signal light (steady light indicates normal functionality)Button Functions:Power: Power switchK1: Short press cycles through resolution options: 1920x1080, 2560x1440, 3840x2160, 2560x1080, 3440x1440, with a factory default of 1920x1080Long press for three seconds (hold until display): The top left corner of the screen displays the current resolution and refresh rate, with the main unit info on top and the secondary unit info on bottomK2: Short press cycles through upper layer keying strengths, with 21 stages from 0-20. The factory default is at 0 (keying occurs at 0 as well)K3: Short press restores upper layer keying strength to factory default of 0K4: Short press turns the fuser function on off..Package List:1 x HD Multimedia Interface Synthesizer1 x Supply Cord1 x USB Cable1 x User Manual