Guardian Audio Microphones "SOLOIST" The "Soloist" cardioid dynamic microphone is a high performance vocal mic with exceptional feedback rejection and signal isolation. It comes with an 18' cable with XLR male and XLR female connectors, and mic holder. "STANDARD" The "Standard" cardioid dynamic microphone has great mid-range presence, making it a great vocal mic. It can also double as an instrument mic. It comes with an 18' cable with XLR male and XLR female connectors, and mic holder.