NOTHING Ear Active Noise Cancelling In-Ear Headphones (Black)Key Features Custom ceramic driverUltra compact but beyond powerful. Our 11 mm driver delivers an unbeatable audio experience. Coupled with a new ceramic diaphragm, NOTHING have increased airflow by 10% within each bud. For less distortion and richer clarity. Hi Res Wireless AudioEar supports high resolution streaming over Bluetooth. The result is powerfully pure audio with no quality damage. Just how the artist intended. Up to 1 Mbps 24 bit 192 kHz