Ses kartları are computer components that enable audio input and output. They convert digital audio signals into analog signals, allowing users to hear sound through speakers or headphones. Additionally, they can capture sound from microphones, making them essential for activities like music production and gaming. These cards can be integrated into the motherboard or installed separately as expansion cards. Ses kartları often come with various features, such as support for surround sound and multiple audio channels, enhancing the overall audio experience for users.