This adapter by Delock emulates a monitor so that the signal source does not switch off the signal or change the resolution, even without a connected monitor. The adapter contains a standard set of EDID/DDC data, but it can also read and save the data of a connected monitor.

Specification:
• Connectors:
  Input: 1 x HDMI-A male
  Output: 1 x HDMI-A female
• Resolution up to 7680 x 4320 @ 60 Hz (depending on the system and the connected hardware)
• Supports HDR
• Supports HDCP
• No external power supply needed
• LED indicator
• Push-button
• Metal housing
• Colour: anthracite
• Dimensions incl. connector (LxWxH): ca. 54.8 x 23.3 x 10.8 mm

Package content:
• EDID emulator
• User manual

Data sheet:
http://www.delock.de/produkt/64324/pdf.html?sprache=en