audio-technica｜AT-UMX3｜USB Audio Mixer｜Black. Thank you for viewing. I will strive to provide courteous service. Thank you for your cooperation. Purchased in April 2024. Only used for testing and stored in a dark place. 【Specifications】 ・Input Terminals｜MIC: XLR/TRS combo jack LINE (GUITAR): φ6.3mm standard jack (Hi-Z) LINE (KEYBOARD): φ6.3mm standard jack L/MONO・R USB STEREO INPUT ・Output Terminals｜HEADPHONE OUT: φ3.5mm stereo mini-jack USB STEREO OUTPUT ・USB｜USB2.0, High Speed ・Sampling Frequency｜Up to 192kHz ・Bit Rate｜16bit/24bit ・Phantom Power｜+48V ・Power｜USB-C bus power: 5V, 500mA USB-C (power supply only): 5V, 500mA ・Power Consumption｜Maximum 2.5W ・Frequency Response｜USB input → Monitor output: ±1.5dB (20Hz～20kHz) (Loopback ON, USB input level maximum, monitor volume mid-range (@1kHz)) ・Supported OS｜Please check the compatibility of your device. ・External Dimensions (including protrusions)｜H44×W127×D131mm ・Weight｜334g ※1.5m USB cable, USB adapter, and instruction manual are included. ※Operation confirmed. Immediate purchase is welcome. All items will be shipped within 24 hours.