M-Audio M-Track Solo 2-Channel USB Interface Streaming and Podcasting

Universal Audio Volt 2 Bus Powered Audio Interface with Built-In Analog Tone

Digidesign Mbox 2 Mini 2-Channel USB Audio Interface - Unit Only

BOMGE Mini 2 Channel USB Audio Interface for Recording, Streaming and Podcasting

SSL 2+ USB Audio Interface 2-In/4-Out Solid State Logic

Henry Engineering USB Matchbox II Multi-Mode Professional Codec

Universal Audio Volt 1 USB-C Audio Interface - 1-In/2-Out with Vintage Preamp Mo

MOTU 828 MK2 USB Audio Interface