The Mackie ProFX6v3 is a 6-channel mixing console featuring two Onyx microphone preamps with 60 dB of headroom and a built-in effects engine with 24 built-in FX, making it well suited for live sound, home recording, and content creators. The integrated 2x4 USB audio interface offers high-quality 24-bit / 192 kHz recording and playback with zero-latency monitoring. 

Channels 1-2 offer combo XLR-1/4" mic/line connections and feature Hi-Z (for guitar and bass), low-cut filters (100 Hz), gain controls, 2-band EQ, stereo linking, level faders, and FX send. Channels 3-4 offer two 1/4" inputs and feature a level control, while channels 5-6 use a 3.5mm stereo input with level fader. Engaging channel 5-6's USB3-4 switch will override the 3.5" input and enables the USB return from a computer.  The master output is controlled with a dedicated level knob and features XLR and 1/4" connectors, while the dedicated 1/4" TRS headphone output includes an independent level control. Other features include Input-USB 1-2 blend control, FX mute, and FX to main.