RBX.lua.Sound (Object)
From Legacy Roblox Wiki
A sound is an object that emits sound, as the name implies. In Roblox, sounds have a Doppler effect, meaning that if they are speeding toward you they will get louder and be slightly higher in pitch, and if they are speeding away they will get quieter and lower in pitch.
Functions
In addition to the global functions, the Sound also has these:
Properties
In addition to the global properties, the Sound also has these:
Events
The Sound only incorporates the global events.