Overall, the U-Phoria UM2 is a great audio interface. Like the Onyx Artist, this budget audio interface has one XLR input and one ¼ inch input. It comes with 48V phantom capabilities along with a switchable line to the instrument input. The design of the US-1X2 is quite striking in that it is slightly angled upwards, which Tascam claim allows for easier use. The US-1X2 is an affordable audio interface from the American audio hardware company Tascam. Tascam US-1X2 – Audio Interface with Phantom Capabilites Here are the best budget (under $100) audio interfaces 2021:ġ. Top 10 Best Cheap Audio Interfaces for Beginners on a Budget We have chosen ten in total which are worth considering when you go to make your purchase also giving our own opinion on what represents the best audio interface under $100 currently in today’s market. Depending on your own needs and setup you will want to consider them all. As you will see, there is a vast range of options and features that come with some of the best audio interfaces under $100.