UMX-1 USB Microphone Hub â€Â" 4-Port Powered Audio USB Hub for Streaming, Podcasting, and Recording. Take full control of your audio setup with the UMX-1 USB Microphone Hub, the ultimate 4-port. Take full control of your audio setup with the UMX-1 USB Microphone Hub, the ultimate 4-port solution for creators, podcasters, and streamers who need clean, stable connectivity for multiple USB microphones. Whether you're hosting a multi-person podcast, streaming with multiple audio sources, or running a remote panel, the UMX-1 delivers professional-grade performance with plug-and-play simplicity. solution for creators, podcasters, and streamers who need clean, stable connectivity for multiple USB microphones. Whether you're hosting a multi-person podcast, streaming with multiple audio sources, or running a remote panel, the UMX-1 delivers professional-grade performance with plug-and-play simplicity. Connect up to 4 USB microphones simultaneously with reliable, low-noise performanceâ€Â"no