Ergonomic Sound-Isolating True Wireless Earbuds Kalsten

Name: Ergonomic Sound-Isolating True Wireless Earbuds Kalsten
Brand: Kalsten
Price: 87.99 USD
Availability: InStock

$87.99 $175.99 SAVE $88.00 (50% OFF)

3-Day Express Shipping

Easy 14-Day Returns

Support Mon–Fri

Size

Type: Package 2 (for PC & Mobile) — HD Microphone for Calls

Type: Package 1 (for PC and mobile) — Voice not supported

Type: Standard Configuration [For mobile phones; no adapter included]

Experience Unmatched Audio Quality with Kalsten True Wireless Earbuds

Introducing the ultimate sound companion for audiophiles and casual listeners alike—the Kalsten Ergonomic Sound-Isolating True Wireless Earbuds. Designed to provide a seamless listening experience, these earbuds combine cutting-edge technology with innovative ergonomics.

Key Features

Advanced Noise Isolation: The unique design and polymer diaphragm deliver unmatched sound clarity, allowing you to enjoy your favorite music without outside distractions.
Smart Battery Display: Featuring an LED battery indicator, you’ll always be aware of your charge status, ensuring uninterrupted listening pleasure.
Comfort Fit Technology: Ergonomically designed for a snug fit, these earbuds eliminate discomfort, making them perfect for extended wear.
AI Noise Reduction: Experience crystal-clear sound with advanced AI technology that minimizes background chatter and enhances conversation clarity.
Type-C Fast Charging: Equipped with a convenient Type-C charging port, enjoy rapid charging when you need it most.
Multi-Device Compatibility: Effortlessly connect with various devices without compromising performance, providing versatile usability.

Upgrade your audio experience with Kalsten's True Wireless Earbuds, where comfort meets cutting-edge technology. Perfect for travel, workouts, or everyday use, these earbuds are designed to deliver the sound quality you deserve.

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.

[{"id":52131911401793,"title":"Silver Orange \/ Type: Package 2 (for PC \u0026 Mobile) — HD Microphone for Calls","option1":"Silver Orange","option2":"Type: Package 2 (for PC \u0026 Mobile) — HD Microphone for Calls","option3":null,"sku":null,"requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Ergonomic Sound-Isolating True Wireless Earbuds Kalsten - Silver Orange \/ Type: Package 2 (for PC \u0026 Mobile) — HD Microphone for Calls","public_title":"Silver Orange \/ Type: Package 2 (for PC \u0026 Mobile) — HD Microphone for Calls","options":["Silver Orange","Type: Package 2 (for PC \u0026 Mobile) — HD Microphone for Calls"],"price":8799,"weight":1000,"compare_at_price":17599,"inventory_management":"shopify","barcode":null,"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}},{"id":52131911434561,"title":"Not Translatable \/ Type: Package 1 (for PC and mobile) — Voice not supported","option1":"Not Translatable","option2":"Type: Package 1 (for PC and mobile) — Voice not supported","option3":null,"sku":null,"requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Ergonomic Sound-Isolating True Wireless Earbuds Kalsten - Not Translatable \/ Type: Package 1 (for PC and mobile) — Voice not supported","public_title":"Not Translatable \/ Type: Package 1 (for PC and mobile) — Voice not supported","options":["Not Translatable","Type: Package 1 (for PC and mobile) — Voice not supported"],"price":7999,"weight":1000,"compare_at_price":15999,"inventory_management":"shopify","barcode":null,"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}},{"id":52131911467329,"title":"Not Translatable \/ Type: Package 2 (for PC \u0026 Mobile) — HD Microphone for Calls","option1":"Not Translatable","option2":"Type: Package 2 (for PC \u0026 Mobile) — HD Microphone for Calls","option3":null,"sku":null,"requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Ergonomic Sound-Isolating True Wireless Earbuds Kalsten - Not Translatable \/ Type: Package 2 (for PC \u0026 Mobile) — HD Microphone for Calls","public_title":"Not Translatable \/ Type: Package 2 (for PC \u0026 Mobile) — HD Microphone for Calls","options":["Not Translatable","Type: Package 2 (for PC \u0026 Mobile) — HD Microphone for Calls"],"price":8799,"weight":1000,"compare_at_price":17599,"inventory_management":"shopify","barcode":null,"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}},{"id":52131911500097,"title":"Black \/ Type: Standard Configuration [For mobile phones; no adapter included]","option1":"Black","option2":"Type: Standard Configuration [For mobile phones; no adapter included]","option3":null,"sku":null,"requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Ergonomic Sound-Isolating True Wireless Earbuds Kalsten - Black \/ Type: Standard Configuration [For mobile phones; no adapter included]","public_title":"Black \/ Type: Standard Configuration [For mobile phones; no adapter included]","options":["Black","Type: Standard Configuration [For mobile phones; no adapter included]"],"price":5899,"weight":1000,"compare_at_price":11799,"inventory_management":"shopify","barcode":null,"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}},{"id":52131911532865,"title":"Silver \/ Type: Package 2 (for PC \u0026 Mobile) — HD Microphone for Calls","option1":"Silver","option2":"Type: Package 2 (for PC \u0026 Mobile) — HD Microphone for Calls","option3":null,"sku":null,"requires_shipping":true,"taxable":true,"featured_image":{"id":65892816683329,"product_id":10353465688385,"position":3,"created_at":"2026-08-25T10:05:19-04:00","updated_at":"2026-08-25T10:05:21-04:00","alt":null,"width":532,"height":550,"src":"\/\/open.shop\/cdn\/shop\/files\/O1CN01PG7lRQzLPCG1chua__2222800512034-0-cib.jpg?v=1787666721","variant_ids":[52131911532865,52131911795009,52131911827777]},"available":true,"name":"Ergonomic Sound-Isolating True Wireless Earbuds Kalsten - Silver \/ Type: Package 2 (for PC \u0026 Mobile) — HD Microphone for Calls","public_title":"Silver \/ Type: Package 2 (for PC \u0026 Mobile) — HD Microphone for Calls","options":["Silver","Type: Package 2 (for PC \u0026 Mobile) — HD Microphone for Calls"],"price":8399,"weight":1000,"compare_at_price":16799,"inventory_management":"shopify","barcode":null,"featured_media":{"alt":null,"id":56648221950273,"position":3,"preview_image":{"aspect_ratio":0.967,"height":550,"width":532,"src":"\/\/open.shop\/cdn\/shop\/files\/O1CN01PG7lRQzLPCG1chua__2222800512034-0-cib.jpg?v=1787666721"}},"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}},{"id":52131911565633,"title":"Black \/ Type: Package 1 (for PC and mobile) — Voice not supported","option1":"Black","option2":"Type: Package 1 (for PC and mobile) — Voice not supported","option3":null,"sku":null,"requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Ergonomic Sound-Isolating True Wireless Earbuds Kalsten - Black \/ Type: Package 1 (for PC and mobile) — Voice not supported","public_title":"Black \/ Type: Package 1 (for PC and mobile) — Voice not supported","options":["Black","Type: Package 1 (for PC and mobile) — Voice not supported"],"price":7599,"weight":1000,"compare_at_price":15199,"inventory_management":"shopify","barcode":null,"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}},{"id":52131911598401,"title":"Silver Orange \/ Type: Standard Configuration [For mobile phones; no adapter included]","option1":"Silver Orange","option2":"Type: Standard Configuration [For mobile phones; no adapter included]","option3":null,"sku":null,"requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Ergonomic Sound-Isolating True Wireless Earbuds Kalsten - Silver Orange \/ Type: Standard Configuration [For mobile phones; no adapter included]","public_title":"Silver Orange \/ Type: Standard Configuration [For mobile phones; no adapter included]","options":["Silver Orange","Type: Standard Configuration [For mobile phones; no adapter included]"],"price":6799,"weight":1000,"compare_at_price":13599,"inventory_management":"shopify","barcode":null,"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}},{"id":52131911631169,"title":"Black Orange \/ Type: Package 2 (for PC \u0026 Mobile) — HD Microphone for Calls","option1":"Black Orange","option2":"Type: Package 2 (for PC \u0026 Mobile) — HD Microphone for Calls","option3":null,"sku":null,"requires_shipping":true,"taxable":true,"featured_image":{"id":65892816650561,"product_id":10353465688385,"position":2,"created_at":"2026-08-25T10:05:19-04:00","updated_at":"2026-08-25T10:05:21-04:00","alt":null,"width":532,"height":526,"src":"\/\/open.shop\/cdn\/shop\/files\/O1CN01001rr2csD5H1chua__2222800512034-0-cib.jpg?v=1787666721","variant_ids":[52131911631169,52131911729473,52131911860545]},"available":true,"name":"Ergonomic Sound-Isolating True Wireless Earbuds Kalsten - Black Orange \/ Type: Package 2 (for PC \u0026 Mobile) — HD Microphone for Calls","public_title":"Black Orange \/ Type: Package 2 (for PC \u0026 Mobile) — HD Microphone for Calls","options":["Black Orange","Type: Package 2 (for PC \u0026 Mobile) — HD Microphone for Calls"],"price":8799,"weight":1000,"compare_at_price":17599,"inventory_management":"shopify","barcode":null,"featured_media":{"alt":null,"id":56648221917505,"position":2,"preview_image":{"aspect_ratio":1.011,"height":526,"width":532,"src":"\/\/open.shop\/cdn\/shop\/files\/O1CN01001rr2csD5H1chua__2222800512034-0-cib.jpg?v=1787666721"}},"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}},{"id":52131911663937,"title":"Black \/ Type: Package 2 (for PC \u0026 Mobile) — HD Microphone for Calls","option1":"Black","option2":"Type: Package 2 (for PC \u0026 Mobile) — HD Microphone for Calls","option3":null,"sku":null,"requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Ergonomic Sound-Isolating True Wireless Earbuds Kalsten - Black \/ Type: Package 2 (for PC \u0026 Mobile) — HD Microphone for Calls","public_title":"Black \/ Type: Package 2 (for PC \u0026 Mobile) — HD Microphone for Calls","options":["Black","Type: Package 2 (for PC \u0026 Mobile) — HD Microphone for Calls"],"price":8399,"weight":1000,"compare_at_price":16799,"inventory_management":"shopify","barcode":null,"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}},{"id":52131911696705,"title":"Silver Orange \/ Type: Package 1 (for PC and mobile) — Voice not supported","option1":"Silver Orange","option2":"Type: Package 1 (for PC and mobile) — Voice not supported","option3":null,"sku":null,"requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Ergonomic Sound-Isolating True Wireless Earbuds Kalsten - Silver Orange \/ Type: Package 1 (for PC and mobile) — Voice not supported","public_title":"Silver Orange \/ Type: Package 1 (for PC and mobile) — Voice not supported","options":["Silver Orange","Type: Package 1 (for PC and mobile) — Voice not supported"],"price":7999,"weight":1000,"compare_at_price":15999,"inventory_management":"shopify","barcode":null,"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}},{"id":52131911729473,"title":"Black Orange \/ Type: Package 1 (for PC and mobile) — Voice not supported","option1":"Black Orange","option2":"Type: Package 1 (for PC and mobile) — Voice not supported","option3":null,"sku":null,"requires_shipping":true,"taxable":true,"featured_image":{"id":65892816650561,"product_id":10353465688385,"position":2,"created_at":"2026-08-25T10:05:19-04:00","updated_at":"2026-08-25T10:05:21-04:00","alt":null,"width":532,"height":526,"src":"\/\/open.shop\/cdn\/shop\/files\/O1CN01001rr2csD5H1chua__2222800512034-0-cib.jpg?v=1787666721","variant_ids":[52131911631169,52131911729473,52131911860545]},"available":true,"name":"Ergonomic Sound-Isolating True Wireless Earbuds Kalsten - Black Orange \/ Type: Package 1 (for PC and mobile) — Voice not supported","public_title":"Black Orange \/ Type: Package 1 (for PC and mobile) — Voice not supported","options":["Black Orange","Type: Package 1 (for PC and mobile) — Voice not supported"],"price":7999,"weight":1000,"compare_at_price":15999,"inventory_management":"shopify","barcode":null,"featured_media":{"alt":null,"id":56648221917505,"position":2,"preview_image":{"aspect_ratio":1.011,"height":526,"width":532,"src":"\/\/open.shop\/cdn\/shop\/files\/O1CN01001rr2csD5H1chua__2222800512034-0-cib.jpg?v=1787666721"}},"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}},{"id":52131911762241,"title":"Not Translatable \/ Type: Standard Configuration [For mobile phones; no adapter included]","option1":"Not Translatable","option2":"Type: Standard Configuration [For mobile phones; no adapter included]","option3":null,"sku":null,"requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Ergonomic Sound-Isolating True Wireless Earbuds Kalsten - Not Translatable \/ Type: Standard Configuration [For mobile phones; no adapter included]","public_title":"Not Translatable \/ Type: Standard Configuration [For mobile phones; no adapter included]","options":["Not Translatable","Type: Standard Configuration [For mobile phones; no adapter included]"],"price":7599,"weight":1000,"compare_at_price":15199,"inventory_management":"shopify","barcode":null,"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}},{"id":52131911795009,"title":"Silver \/ Type: Package 1 (for PC and mobile) — Voice not supported","option1":"Silver","option2":"Type: Package 1 (for PC and mobile) — Voice not supported","option3":null,"sku":null,"requires_shipping":true,"taxable":true,"featured_image":{"id":65892816683329,"product_id":10353465688385,"position":3,"created_at":"2026-08-25T10:05:19-04:00","updated_at":"2026-08-25T10:05:21-04:00","alt":null,"width":532,"height":550,"src":"\/\/open.shop\/cdn\/shop\/files\/O1CN01PG7lRQzLPCG1chua__2222800512034-0-cib.jpg?v=1787666721","variant_ids":[52131911532865,52131911795009,52131911827777]},"available":true,"name":"Ergonomic Sound-Isolating True Wireless Earbuds Kalsten - Silver \/ Type: Package 1 (for PC and mobile) — Voice not supported","public_title":"Silver \/ Type: Package 1 (for PC and mobile) — Voice not supported","options":["Silver","Type: Package 1 (for PC and mobile) — Voice not supported"],"price":7599,"weight":1000,"compare_at_price":15199,"inventory_management":"shopify","barcode":null,"featured_media":{"alt":null,"id":56648221950273,"position":3,"preview_image":{"aspect_ratio":0.967,"height":550,"width":532,"src":"\/\/open.shop\/cdn\/shop\/files\/O1CN01PG7lRQzLPCG1chua__2222800512034-0-cib.jpg?v=1787666721"}},"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}},{"id":52131911827777,"title":"Silver \/ Type: Standard Configuration [For mobile phones; no adapter included]","option1":"Silver","option2":"Type: Standard Configuration [For mobile phones; no adapter included]","option3":null,"sku":null,"requires_shipping":true,"taxable":true,"featured_image":{"id":65892816683329,"product_id":10353465688385,"position":3,"created_at":"2026-08-25T10:05:19-04:00","updated_at":"2026-08-25T10:05:21-04:00","alt":null,"width":532,"height":550,"src":"\/\/open.shop\/cdn\/shop\/files\/O1CN01PG7lRQzLPCG1chua__2222800512034-0-cib.jpg?v=1787666721","variant_ids":[52131911532865,52131911795009,52131911827777]},"available":true,"name":"Ergonomic Sound-Isolating True Wireless Earbuds Kalsten - Silver \/ Type: Standard Configuration [For mobile phones; no adapter included]","public_title":"Silver \/ Type: Standard Configuration [For mobile phones; no adapter included]","options":["Silver","Type: Standard Configuration [For mobile phones; no adapter included]"],"price":6399,"weight":1000,"compare_at_price":12799,"inventory_management":"shopify","barcode":null,"featured_media":{"alt":null,"id":56648221950273,"position":3,"preview_image":{"aspect_ratio":0.967,"height":550,"width":532,"src":"\/\/open.shop\/cdn\/shop\/files\/O1CN01PG7lRQzLPCG1chua__2222800512034-0-cib.jpg?v=1787666721"}},"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}},{"id":52131911860545,"title":"Black Orange \/ Type: Standard Configuration [For mobile phones; no adapter included]","option1":"Black Orange","option2":"Type: Standard Configuration [For mobile phones; no adapter included]","option3":null,"sku":null,"requires_shipping":true,"taxable":true,"featured_image":{"id":65892816650561,"product_id":10353465688385,"position":2,"created_at":"2026-08-25T10:05:19-04:00","updated_at":"2026-08-25T10:05:21-04:00","alt":null,"width":532,"height":526,"src":"\/\/open.shop\/cdn\/shop\/files\/O1CN01001rr2csD5H1chua__2222800512034-0-cib.jpg?v=1787666721","variant_ids":[52131911631169,52131911729473,52131911860545]},"available":true,"name":"Ergonomic Sound-Isolating True Wireless Earbuds Kalsten - Black Orange \/ Type: Standard Configuration [For mobile phones; no adapter included]","public_title":"Black Orange \/ Type: Standard Configuration [For mobile phones; no adapter included]","options":["Black Orange","Type: Standard Configuration [For mobile phones; no adapter included]"],"price":6799,"weight":1000,"compare_at_price":13599,"inventory_management":"shopify","barcode":null,"featured_media":{"alt":null,"id":56648221917505,"position":2,"preview_image":{"aspect_ratio":1.011,"height":526,"width":532,"src":"\/\/open.shop\/cdn\/shop\/files\/O1CN01001rr2csD5H1chua__2222800512034-0-cib.jpg?v=1787666721"}},"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}]