Only can transfer from HDMI to AV. The input of the Adapater should be HDMI cable, and the Output should be AV cable. Can not do opposite

Features
  1. No need to install drivers, portable, flexible, plug and play.
  2. Low power, No power adaptor.
  3. Support NTSC and PAL two standard TV formats output
  4. Compatible HDMI-compatible 1.3
  5. Input ports: 1x HDMI-compatible.
  6. Output ports: 1xRCA (Yellow, White, Red)
  7. CVBS output: PAL, NTSC_M, NTSC_J
  8. HDMI-compatible Input Resolution:
  • 640x480@ 60Hz, 800x600@ 60Hz
  • 1024x768@ 60Hz, 1280x720@ 60Hz
  • 1280x1024@ 60Hz, 1360x768@ 60Hz
  • 1600x1200@ 60Hz, 1920x1080@ 60Hz
  • 480i/ 60Hz, 480p/ 60Hz, 576i/ 60Hz, 576p/ 60Hz, 720p 50/ 60Hz
This one can only use for HDMI to AV(RCA), if you want to do opposite, pls order via this one https://www.ebay.co.uk/itm/235030988107