Two 6.5 mm input jacks for use with a microphone or a musical instrument, offering an approximate gain of 5.6x (about 15 dB) USB powered or charged via a USB cable Supports stereo switching and flexible input configurations, enabling setups such as six inputs in, two in, or stereo three in with one out Six channels can be input and mixed simultaneously. Provides two output jacks that can connect to two amplifiers or other devices, with independent volume control for each output Use scenarios - Small home studio: connect a microphone and an instrument, mix the signals in real time, and route to two different outputs for monitoring and recording - Live practice or busking: portable setup that powers via USB, allows you to feed two amplifiers or a PA system while keeping level controls separate - Podcasting or streaming: keep multiple input sources and route them to two outputs for monitoring and streaming gear, with simple, independent volume adjustments for each path