The Mackie ProFX22v3 is a 22-channel mixer that is designed for recording studios and performance venues. It features 17 Onyx microphone preamps that provide up to 60dB of gain and 24 built-in effects to help you shape your sound beyond limit. The mixer also comes with Waveform OEM, a multi-award-winning workstation that offers powerful and creative tools to inspire the modern musician. The Mackie ProFX22v3 is optimized for USB recording at sample rates up to 192 kHz and has a 2X4 I/O to send separate mixes from your computer to your headphones and the channel strip. The mixer also has a dedicated control room output and a headphone output with independent volume control. The Mackie ProFX22v3 is a versatile and powerful mixer that can help you take your recordings and performances to the next level.