Kalsten | Silentone Invisible Sleep Headphones Wireless | Bluetooth 5.3 | Noise Cancellation & IPX5 Waterproof | 24h Battery Life
The Silentone Sleep Headphones are specially designed for restful nights, deep sleep, and maximum wearing comfort. Ultra-light, ergonomically shaped, and barely noticeable – perfect for side sleepers, frequent travelers, and anyone who wants to relax with music or podcasts. The innovative noise cancellation provides a silent sound world – completely without pressure in the ear.
📌 Ultra-compact Design: Just 1 cm in size & feather-light – you almost forget you’re wearing them.
✨ Dual Noise Cancelling: Active & passive noise cancellation – ideal against snoring & background noise.
🎧 24 Hours Battery Life: With charging case up to 480 hours standby – perfect for travel & long nights.
💦 IPX5 Waterproof: Protected from sweat and moisture – also suitable for relaxed walks or yoga.
📋 Specifications:
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Bluetooth Version: 5.3 – ultra-fast, stable connection (up to 15 m range)
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Water Protection Class: IPX5 (splash-proof)
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Operating Time: Up to 24 hours of music, 480 hours standby
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Charging Time: Approximately 1 hour
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Operation: Touch control for calls, music & voice assistant
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Compatibility: Universal – for all Bluetooth-enabled devices (iOS, Android, tablets, etc.)
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Delivery Contents: 1 × Silentone® Sleep Headphones, 1 × USB charging cable, 1 × manual