Immerse yourself in the world of great sound thanks to the 14mm dynamic drivers, delivering sound with unprecedented clarity. With advanced directional sound technology, you will enjoy the richness of sound surrounding you from all sides, and the bass enhancement algorithm emphasizes low frequencies for deeper and clearer bass.

Crystal clear calls with 4 microphones (2 on each earphone) and an advanced DNN noise cancellation algorithm. You can make calls freely even in noisy environments.

Thanks to Bluetooth 5.3, the S31 OPEN offers wireless freedom with seamless connection to your device, providing smooth audio streaming without delay.

No obstacles will stop you from listening to your favorite music, even during intense workouts or in the rain. The S31 OPEN headphones are water-resistant IPX5.

Designed with comfort in mind, each earphone weighs only 8.2 grams, so you can listen to music all day without feeling discomfort.