Wireless earphones with Bluetooth 5.0, IPX7 waterproof, and CVC8.0 noise cancellation. I am selling these as I have no opportunity to use them. They are new and unused, but there is damage to the corner of the outer box. Please check the photos. - Model Name: C8S - Bluetooth Version: Bluetooth 5.0 - AAC Support: Yes - CVC8.0 Noise Cancellation: Yes - Waterproof Rating: IPX7 Manufacturer's suggested retail price: 7,980 yen (tax included) Thank you for looking.