The Soundcore Nebula X1 Pro is too weird to exist. If you’ve got $4,999 / €4,999.98 / £4,499 to burn, Anker’s Nebula X1 Pro is one hell of a match. In general, the sound from the Nebula X1 Pro is a vast improvement over the Nebula X1. Previous Next1 / 17 The Nebula X1 Pro from Anker’s Soundcore brand. Look, as a gadget nerd, I’m super enthusiastic about the Nebula X1 Pro.