one thing i'd double-check before buying anything, some of these combo units have pretty bad latency when you switch the bt output mid-track, like it'll cut a second or two of audio while it re-pairs. annoying if you're the type to fiddle with settings. probably fine if you just set it and leave it

Crucial advice nobody mentioned: propeller pitch ratio determines basic handling characteristics more than any other factor. Low pitch (typically unmarked) = stability & hover capability. High pitch = speed & responsiveness. Budget drones almost always compromise with medium pitch = mediocre at both