What are some USB audio interface options for home studio use?

The MOTU M4 is a bus-powered 4-in/4-out USB-C audio interface with ESS Sabre32 Ultra converters, full-color LCD metering, loopback, hardware direct monitoring, and MIDI I/O. It supports studio-quality 24-bit/192 kHz recording, individual +48V phantom power on two combo inputs, and ultra-low 2.5 ms round-trip latency.

The Antelope Audio Zen Synergy Core Go is a compact USB-C bus-powered audio interface with two discrete mic/line/Hi‑Z preamps, high-resolution AD/DA conversion up to 192 kHz, onboard Synergy Core DSP effects, and multiple monitor and headphone outputs. It suits mobile producers and small home studios needing professional conversion, real-time analog-modeled effects, and low-noise preamps.

The Rubix22 is a compact 2-in/2-out USB audio interface offering 24-bit/192 kHz AD/DA conversion, two low-noise mic preamps with XLR/TRS combo jacks, Hi-Z input, MIDI I/O, and class-compliant low-latency drivers. It's built in a metal chassis with shielding for low noise and is bus-powered for portable studio and iPad use.

The U-Phoria UMC22 is a compact 2-in/2-out USB audio interface with a MIDAS-designed mic preamp, 48 kHz/16-bit resolution, direct monitoring and USB bus power. It provides an XLR/1/4in combo mic/line input with +48V phantom and a separate Hi-Z instrument input, making it suitable for simple home-recording setups. Includes stereo line outputs and a headphone output for monitoring.

The SSL 2+ MkII is a 2-in/4-out USB-C audio interface with SSL-designed mic preamps, next-gen 32-bit/192 kHz converters, Legacy 4K analogue enhancement, independent dual headphone outputs, and loopback/MIDI I/O. It is bus-powered and includes the SSL Production Pack software bundle, aimed at musicians, producers and content creators who need high-quality converters and flexible monitoring in a compact unit.