The summer is here and so is Stuff’s guide to the most essential travel tech including the best kit to entertain kids, ideal gear for camping and, of course, a speaker you can use on the beach. Plus there’s full reviews of the Sony WH-1000XM5 noise-cancelling headphones (ideal for the plane) and Sonos’ latest soundbar – Ray. Elsewhere we’ve group tests of smart scales, budget tablets and gaming chairs, too.