When recording sound on your pc, the sound has to be transformed into audio (air molecules bouncing around and crashing into each other) into data which the computer can operate with digital audio. This hardware that performs"analog-to-digital" (A-to-D) conversion is called an audio interface.
Its most basic form is the humble sound card that's built into most computers. These can be noisy and are actually not very good in the conversion procedure. In most cases nowadays the term computer audio interface identifies an external box that connects to your personal computer (usually via USB).
Additionally, recently USB mics are now so technologically advanced that they can incorporate A-to-B conversion themselves. This sound interface eliminates the need for the"box" or sound card mic input. There is a range of superior quality USB mics on the market which range in cost from $49 to about $300, depending on the caliber of the capsule and the converters onboard.
These pellets are surprisingly inexpensive, given what they could do, and as they avoid the need for additional expensive devices. They may be perfect for all those who wish to record single monitor audio or voice over with a few manufacturing musics in the background, possibly.
There are many USB mics of great quality, which you can buy for under $100, which can be a sound investment thinking you aim to create professional sounding sound recordings at the lowest cost.
How many inputs do you really require? Consider what kind of audio you will record and take into consideration how much input you will need. The value increases with the number of inputs. If you are a singer-songwriter-type, by way of example, you almost certainly need an interface with two mic preamp inputs so you can record simultaneously, state, your vocals, and guitar. If you're likely to utilize a drum kit rather than synthesized drums, or you would like to record a whole band at once, you have to do things like a snare, bass, kick and cymbals, additional guitars, other vocals, etc.