Kalsten | Silentone Invisible Sleep Headphones Wireless | Bluetooth 5.3 | Noise Cancellation & IPX5 Waterproof | 24h Battery Life

Name: Kalsten | Silentone Invisible Sleep Headphones Wireless | Bluetooth 5.3 | Noise Cancellation & IPX5 Waterproof | 24h Battery Life
Brand: Kalsten
Price: 32.99 USD
Availability: InStock

$32.99 $66.00 SAVE $33.01 (50% OFF)

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Easy 14-Day Returns

Support Mon–Fri

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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:

Bluetooth Version: 5.3 – ultra-fast, stable connection (up to 15 m range)
Water Protection Class: IPX5 (splash-proof)
Operating Time: Up to 24 hours of music, 480 hours standby
Charging Time: Approximately 1 hour
Operation: Touch control for calls, music & voice assistant
Compatibility: Universal – for all Bluetooth-enabled devices (iOS, Android, tablets, etc.)
Delivery Contents: 1 × Silentone® Sleep Headphones, 1 × USB charging cable, 1 × manual

Free standard shipping on all orders. No minimum purchase.

Ships to: United States
Processing: 1–4 business days (Mon–Fri)
Transit: 5–10 business days
Total delivery time: 6–14 business days
Order cut-off: 5:00 PM PST

You will receive a tracking number by email once your order ships. Please allow up to 48 hours for tracking to update.

See our full Shipping Policy.

You have 14 days from delivery to request a return.

Email support@open.shop with your order number to start a return.
Items must be unused, complete, and in their original packaging.
Return label: flat $9.99 USD, deducted from your refund — nothing to pay upfront.
Damaged, defective or incorrect items: we cover all return and replacement costs.
No restocking fees.
Exchanges: contact us and mention "exchange" — the new item ships once your return arrives.
Refunds are issued within 7 business days of inspection.

See our full Return Policy.

Questions about your order or our products? We're happy to help.

Open
Hooizolder 214
Drachten Friesland 9205CD
Netherlands

Email: support@open.shop

Customer Service:
Monday to Friday, 8:00 AM – 6:00 PM PST (excluding public holidays)

We reply to all messages within 24 hours on business days. Weekend messages are answered on Monday.

For quick answers, visit our FAQ page or use our Contact Form.

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