A mini split AC is a ductless heating and cooling system made up of an indoor air handler and an outdoor condenser connected by refrigerant lines. For a music studio, it can provide room-by-room temperature control without requiring a large duct network or occupying valuable floor space.
The important studio criteria are not simply maximum BTU output. Indoor sound level, correct sizing, stable temperature control, electrical compatibility, and the ability to schedule or adjust the system between sessions all matter when microphones, monitors, instruments, and performers share the room.