IP56 waterproof, Bluetooth 5.0, bone conduction wireless headphones with 6 hours of playback. - Brand: HIDISC - Model: Bone Conduction Wireless Headphones - Waterproof Rating: IP56 - Bluetooth Version: 5.0 - AAC Support: Yes - Continuous Playback Time: 6 hours [Product Condition] - Condition: New, unused. - Accessories: All included. [Other] - Returns are not accepted. Please understand that this is a no-claims, no-returns sale. - Shipping costs are the responsibility of the seller. Shipping will be via Rakuraku Mercari Delivery. - The product will be shipped after payment is received. We will do our best to accommodate your preferred delivery date and time, but we cannot guarantee it. Thank you for your understanding.