720 × 1280
Source:https://m.youtube.com/watch?v\u003d0FYHRnDjl9A
320 × 320
Source:https://www.instructables.com/360-analog-camera-hat/
1440 × 1920
Source:https://variantinnovation.com/products/heads-up-insta360-go2-hat-mount
1000 × 1000
Source:https://www.eyespysupply.com/body-worn-hidden-spy-video-dvr-camera-hat--baseball-type-cap--720p720.html
3000 × 3000
Source:https://www.hyperlitemountaingear.com/products/camera-pod
320 × 320
Source:https://www.walmart.com/c/kp/baseball-cap-video-camera
1253 × 2091
Source:https://newatlas.com/collectibles/early-spy-cameras-photographica-film-auction-team-breker/
1200 × 1200
Source:https://mashable.com/deals/march-26-insta360-go-2
180 × 320
Source:https://m.youtube.com/watch?v\u003dTSNV-RyE4hE
320 × 438
Source:https://www.amazon.com/ActionHat%C2%AE-Black-Flat-Bill-Compatible/dp/B078RVQQL8
