Ten channel mixer ( Two mic plus three line-in plus One USB/MP3). USB port for up to 32 GB for Flash Drive. Play & record in MP3 with CD quality fidelity. Real time recording without the need to use a personal computer. Eight DSP vocal effects - 24 bit. Center cancel / vocal cancel on MP3. Phantom power. LED display for easy folder access. Built in transformer. Two software packages included; Audacity and Magix.; Magix Audio Cleaning Lab se.