Thank you for viewing! This is the Cearvol Hearing Aid Type Bluetooth 5.3 Wireless Earphones "Diamond X1 (Black)". They are ideal for calls, music, and video viewing, with high-quality sound, long battery life, and fast charging. [Product Features] ・Equipped with Bluetooth 5.3 for stable connection ・With noise-canceling function ・Clear sound quality from low to high frequencies ・Up to 36 hours of use (with case) ・Supports fast charging (10 minutes of charging provides approximately 3 hours of use) ・Waterproof and sweat-resistant (IPX5) ・App integration allows for equalizer and volume adjustment ・Includes 2 sets each of L/M/S ear tips