Ficus microcarpa- 4" pot
Ficus microcarpa, commonly called "Chinese Banyan" is a great beginner INDOOR bonsai specimen!
Light requirements: The brighter the better, but can tolerate filtered light with supplemental lights if no other option is available.
Watering: Allow soil surface to dry between waterings.
Regular pruning is needed to maintain a bonsai form, there are lots of great resources and videos out there!
Each plant has it's own personality!