1More S31

Because the earbuds sit outside your ear canal, you will hear more ambient noise, which is safer for outdoor activities. While you lose the isolation of in-ear models, the 14.2mm driver is specifically tuned to maintain deep bass and clarity despite the open architecture.

Yes, the S31 features gravity-balanced ear hooks designed to wrap securely around your ears. This keeps them stable even during vigorous movement, making them a reliable choice for running or gym workouts.

The S31 is equipped with four integrated microphones to help isolate your voice. While they perform well for standard calls, the open-ear design means you may still hear significant background noise in extremely loud environments.

An IPX5 rating means the headphones are resistant to sustained water spray, such as heavy sweat or light rain. You can safely wear them during intense exercise or in drizzly weather, though they should not be submerged in water.

You can expect up to 30 hours of total playtime. This figure accounts for the battery life of the earbuds combined with the charging case, ensuring they last through several days of use without needing a plug.