• A sound card is a computer component that converts digital audio impulses into analogue audio signals and analogue audio signals into digital audio signals.
• Instead, some motherboards have inbuilt audio support. Multiple data streams can be processed by a motherboard with its own DSP. It may also support Dolby surround sound and 3-D positional sound. Despite these advantages, the majority of reviewers think that separate sound cards deliver superior audio quality. Laptop motherboards or small sound cards frequently feature integrated sound capability.
• Internal cards of the highest quality are, however, impracticable due to space and temperature control constraints. Laptop users can purchase external sound controllers that connect through USB or FireWire. These additional modules can greatly improve the sound quality of your laptop.

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