The Shokz OpenFit Open-Ear True Wireless Earbuds in Black T910 by AfterShokz are designed for live monitoring with a 50mm driver size and a frequency range of 50 Hz - 16 kHz. These earbuds feature an ear-hook form factor and Bluetooth wireless technology for connectivity. With active noise cancellation, water resistance, and a rechargeable battery, these earbuds are suitable for various activities and environments. They also include a built-in microphone, call functions, and are sweat-proof for added convenience.