Designed by former Bose engineers, the Ozlo Sleepbuds are impressively small and great for side sleepers. Like the Soundcore, there’s no ANC here, but great noise isolation combined with a very clever

Small but powerful Bluetooth receiver for fans of wired headphones

Small but powerful Bluetooth receiver

GADGETS FOR DIGITAL NOMADS

There’s more to a great pair of over-ear headphones than great sound, so here are four more noise-cancellers with a strong all-round game

Don’t worry about how earbuds this small manage to pack in so much technology, or deliver sound that’s so big – best just enjoy the results