Features Custom-wound Manley output transformer for that big MANLEY sound! Unit is hand-wired with silver solder and audiophile-grade componentry Rugged, high-quality outboard power supply Vacuum tube is hand-selected for low noise and excellent reliability Description Product Description The Manley Reference Cardioid Tube Microphone has that "finished" sound right out of the box, making it the favorite vocal mic of top producers and voiceover artists alike. This is modern pop music's go-to mic: flattering, present, and larger-than-life.