CAD Audio has expanded its Astatic A77 product line with the introduction of the A77USB Cardioid Condenser Side Address Microphone. The A77USB, a special edition of the original, is a large diaphragm USB condenser microphone that gives true studio reproduction by delivering a rich, transparent, true-to-life sound. The mic boasts the same styling as the original A77 with modernized circuitry for enhanced performance and includes a 6.5-foot, USB-A to USB-A cable and tripod stand.