Sound Card Digital Audio Converter (DAC)
Analog-To-Digital Converter (ADC) Bit Depth
Sample Rate MIDI Controller
External Sound Card

 

A component that converts digital audio signals to analog for playback through speakers or headphones. A hardware component that allows a computer to produce sound.
The number of bits used to represent the audio signal, affecting dynamic range and fidelity. A component that converts analog sound signals to digital for processing by a computer.
A device used to control musical instruments and software via MIDI signals. The number of audio samples captured or played back per second, measured in Hertz (Hz).
A sound card that connects to a computer externally via USB or other interfaces.