I should of mentioned these things, doh!

https://www.aliexpress.com/item/Original-New-Broadlink-RM-Mini3-Black-Bean-Smart-Home-Universal-Intelligent-WiFi-IR-4G-Wireless-Remote/32647630434.html?spm=2114.search0104.3.23.2fe91284aQbOSk&ws_ab_test=searchweb0_0,searchweb201602_4_10065_10068_10130_10547_319_317_10548_10696_10192_10190_453_10084_454_10083_10618_10307_10820_10301_10821_10303_537_536_10902_10059_10884_10887_321_322_10103,searchweb201603_16,ppcSwitch_0&algo_expid=28da5b57-2352-4519-88f0-0f130177d914-3&algo_pvid=28da5b57-2352-4519-88f0-0f130177d914&transAbTest=ae803_3

But basically a Pi with an IR LED