SUUNTO Spark Open-Ear Headphones, Bone Conduction Headphones with Intelligent Motion Detection, Audio Performance Feedback, IP55 Sweatproof, 36 Hours Charging Case

Ergonomics and comfort: Thanks to a full scan of the ear shape and a grip test, the Spark design follows the natural contours of the ear. The result is reduced pressure and a comfortable, secure fit of the headset that stays in place even during sessions. IP55 RESISTANCE: With IP55 rating, Spark is designed to withstand sweat, dust, rain and snow under daily outdoor use conditions. High fidelity audio with LHDC 5.0: Spark LHDC 5.0 support delivers extremely crisp, high-fidelity audio up to 96 kHz. In this way, deep bass and finer details emerge with natural clarity. Environmental awareness: Keep your surroundings awareness. At home, at work or during workouts, enjoy a flawless listening experience without losing awareness of the world around you. Real-time voice updates: Get real-time voice updates on pace, heart rate, distance and laps directly from the Suunto watch, so you can focus only on training.