Highest waterproof standard IPX7 Active ambient noise cancellation Ambient sound Calls without noise — every word is clear even outdoors Vivid and realistic sound Glossy finish — modern design in 3 colors Each earphone is polished to a high gloss, and the matte inner element is very pleasant against the skin Guaranteed comfort   Specifications: Bluetooth 5.0 Water resistance: IPX7 Usage time: 5-18h Case battery capacity: 400mAh Earphone battery capacity: 60mAh Active noise cancellation: Yes Microphone: Yes Battery life was tested under standard usage conditions at standard volume. Results may vary depending on volume, content type, and other factors.