B20K BOOSTER

B20K Dimensions
B20K Product Manual
ALFAtron B20K Booster

B20K is an HDMI 2.0 booster designed to extend 4k×2k@60Hz 4:4:4 signal up to 20m, and 4k×2k@30Hz signal up to 35m over HDMI2.0 cables, being powered by HDMI source, and the HDMI cables should support 18Gbps.


  • Supports HDMI2.0, HDCP2.2 compliant.
  • The total transmission distance of 4k@60Hz 4:4:4 signal is up to 20m, and the maximum distance from HDMI output to display supports 10m.
  • The total transmission distance of 4k@30Hz signal is up to 35m, and the maximum distance from HDMI output to display supports 15m.
  • The total transmission distance of 1080p signal is up to 50m, and the maximum distance from HDMI output to display supports 30m.
  • No need of any external power supply, simplifying the installation and operation.