Empire SNT-900 Dual Diversity Wireless MicrophoneSound Quality When designing the SNT 900, sound quality was the paramount priority. It has to excel for the end user. Whether you are using it for lead vocals during a live performance, getting a party going as an MC, or having some fun with friends doing karaoke, the SNT 900 will shine. The SNT 900 pick up cartridge was specifically designed to have an accurate and natural sound quality. The cardioid polar response ensures to pick up vocals nicely