Audio Interface

Motu M2
$170
Usb-c audio interface with built in loopback for recording and mixing computer output. It has 120db of dynamic range and lcd meters.
Zoom LiveTrak L-8
$400
This audio interface from Zoom contains everything a podcaster could ever need and it's $200 cheaper than the Rodecaster Pro.
Zoom H6
$300
Portable recorder with 4 XLR inputs and stereo mic. Works as an audio interface or record to SD card. Built-in preamps and LCD screen
iRig Pre HD
$100
Portable XLR preamp for mobile recording straight to your apple mobile device, mac or pc. Uses batteries for phantom power.
RODECaster Pro
$600
USB interface with integrated mixer, sound effects player, phone tap for taking phone calls, recorder, and more, all in one box.
Focusrite Scarlett 2i2
$160
2 inputs for simultaneous recording and playback of up to two channels with independently controllable headphone and monitor outputs.