Can you provide a link to the Tounge Modulater site. Thanks
https://multicomstore.com/index.php...xHj9aEVh0kKMU3WifOkI7jvLL6Xain1wX8aAtci8P8HAQ
I had it programmed to channel 4, I can adjust the audio levels and video feed with the built in dials. Works great for me and has an amp built in.