Kalsten | Bone Conduction Headphones | Bluetooth 5.3, IP56 Waterproof & Ideal for Sports and Everyday Use
Wireless Bone Conduction Headphones – Waterproof & Designed for an Active Lifestyle
Comfortable and Secure Fit for Every Exercise
Weighing only 30g, these open-ear headphones ideal for running remain securely in place without causing discomfort or pressure. They are perfect for extended workouts, cycling adventures, or everyday travel, crafted for all-day ease.
Stay Alert, Stay Protected
Using cutting-edge bone conduction technology, sound is transmitted through your cheekbones, allowing you to keep your ears open to your environment. This is perfect for runners and cyclists who love listening to music while remaining aware of their surroundings and traffic.
Superior Sound Quality with Pristine Calls
Enjoy high-fidelity stereo sound with Bluetooth 5.3 ensuring a quick and reliable connection up to a distance of 10 meters. The dual noise-cancelling microphones minimize background noise, providing clear calling experiences while on the move.
Waterproof, Dustproof, and Ready for Adventure
With an IP56 rating, these sports bone conduction headphones are resistant to sweat, dust, and rain, making them an excellent choice for workouts in any weather—be it at the gym or outside.
Extended Battery Life with Rapid Recharge
Enjoy as much as 10 hours of playback and recharge completely in a swift 1.5 hours via USB-C. Perfect for marathon training, a full day of commuting, or lengthy bike rides without pause.
Specifications
Bluetooth Version: 5.3
Water Resistance: IP56
Battery Life: Up to 10 hours
Charging Time: ~1.5 hours (USB-C)
Weight: 30 grams
Range: Up to 10 meters
Audio Technology: Bone Conduction
Microphones: Dual noise-cancelling for calls
Elevate your active lifestyle with the Bluetooth running headphones in the UK that thousands rely on. Place your order now and experience secure, comfortable audio with the freedom to move.
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.
