For a replacement/upgrade for your Genesis Technologies GT-1.0 I recommend the Furrion RV Stereo - Double DIN # DV1230BL. This features 2 HMDI ports, 1 USB, 2 RCA inputs, 1 RCA output, 1 headphone, 1 auxiliary, and 1 subwoofer terminal.
The stereo system is capable of playing audio from radio station signals, CDs, DVDs, and devices connected through Bluetooth, an auxiliary cord, a USB cord, or an HDMI cord. It is also able to play in up to 3 zones. Since the cutout dimensions are a bit... view full answer...
The replacement lids for propane tank covers aren't universal so since you aren't sure that your cover is a Camco (sounds like it's not) I can't guarantee this would work.
Instead your best solution that we can provide would be an all new cover like the # CAM40565. view full answer...