In digital audio data reduction technology, aptX (formerly apt-X) is a family of proprietary audio codec compression algorithms.
Oklahoma is the 20th-largest state in the United States, covering an area of 69,898 square miles (181,035 km 2), with 68,667 square miles (177847 km 2) of land and 1,281 square miles (3,188 km 2) of water.
Driving distance from Oklahoma City, OK to Austin, TX. The total driving distance from Oklahoma City, OK to Austin, TX is 388 miles or 624 kilometers. Your trip begins in Oklahoma City, Oklahoma. It ends in Austin, Texas. If you are planning a road trip, you might also want to calculate the total driving time from Oklahoma City, OK to Austin, TX so you can see when you'll arrive at your destination.