UR22C Brand: Steinberg Opened once, but never used. Detailed specifications are as follows: Specifications General Connection method: USB Type-C Shape: Desktop (1/3 19" 1U) Body: Full metal Power supply: USB 3.0 bus power, USB Type-C bus power, External USB 5 V AC adaptor (not included) Specifications AD/DA: 32 bit Maximum sampling rate: 192 kHz Input dynamic range: 102 [dB] Input/Output Number of inputs: 2 Number of individual outputs: 2 Number of outputs: 2 Microphone preamps: D-PRE Microphone inputs: 2 Line inputs: 2 HI-Z input: 1 Analog input TRS: 0 Analog input combo: 2 Analog output TRS: 2 Phantom power: 2 Headphone independent level Headphone output: 1 MIDI Input/Output: Yes DSP functions Monitoring: Latency-free monitoring + effects Built-in DSP: SSP 3 True Integrated Monitoring + FX (when using Cubase): Yes High-pass filter: Yes REV-X Reverb: Yes Sweet Spot Morphing Channel Strip: Yes Dimensions Weight: 1000 g Width: 159 mm Height: 47 mm Length: 159 mm Operating environment OS (Mac): macOS High Sierra, macOS Mojave, macOS Catalina, macOS Big Sur, macOS Monterey, macOS Ventura OS (Windows 64-bit): Windows 10 (64-bit), Windows 11 (64-bit) OS (iOS): iOS 10, iOS 11, iOS 12, iOS 13, iOS 14, iOS 15, iOS 16 Terminals: USB Type-C, USB 3.0, USB 2.0 RAM (required): 4 GB Disk space: 1200 MB