The KM1U features zero latency monitoring and offers a mute button, output gain control, independent headphone volume, low cut filter/switch and a -10dB pad. 34mm gold plated capsule with pressure-gradient diaphragm and cardioid polar pattern. USB 2.0 with sampling accuracy up to 24bits. Supports 44.1K, 48K, 96K, and 192K sample rates. Windows XP, Vista, Win7/8/10 and Mac compatible. Plug-and-Play. Compatible with most recording software and ASIO audio drivers.