So i got my nw-700 microphone today, and i can recommend it for starters! For me, it didnt need a power supply or usb sound card. It sounds good for the price, and even better when audio is edited in audacity. it costs $16.99 and is worth the price!
amazon link:
https://www.amazon.com/gp/product/B00XJF56O8/ref=oh_aui_detailpage_o00_s00?ie=UTF8&psc=1
amazon link:
https://www.amazon.com/gp/product/B00XJF56O8/ref=oh_aui_detailpage_o00_s00?ie=UTF8&psc=1