Four XLR Inputs with +70 dB Gain: Save Stereo Mix and Individual Tracks Four Headphone Outputs with Volume: AI Noise Reduction for Clearer Audio Tone Shaping Adds Warmth and Clarity: Built-In Compressor Smooths Audio Levels Two Remote Guests via USB, BT, or TRRS: Mix-Minus Removes Echo Automatically 48 kHz / 24-Bit Recording: Power Anywhere with AA Batteries or USB