Sports Wireless Earphones Kalsten
Experience Unmatched Sound Quality with Kalsten Sports Wireless Earphones
Introducing the Kalsten Sports Wireless Earphones, designed for draft individuals who demand high-performance audio on the go. These earphones integrate advanced features that enhance your listening experience while keeping you connected and comfortable during workouts.
- 360° Surround Sound: Immerse yourself in a rich audio experience, perfect for music lovers and athletes alike.
- V6.0 Fast Connection: Enjoy seamless connectivity to your devices with the latest Bluetooth technology.
- 7-Level Waterproofing: Designed to withstand sweat and rain, making them ideal for intense workouts.
- 30-Hour Battery Life: Stay powered throughout your day with extended usage time, ensuring that your music never stops.
- 12mm High-Fidelity Drivers: Deliver deep bass and clear treble for a well-rounded audio profile.
- Sound Enhancement App: Customize your audio experience with a dedicated application designed for optimal sound adjustment.
Whether you're hitting the gym, going for a run, or simply enjoying music on the move, Kalsten Sports Wireless Earphones are your perfect companion. Elevate your listening journey today with these versatile and stylish earphones!
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 CET
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 CET (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.