1. These 100pcs motherboard mini speakers are ideal for computer DIY projects. They serve as alarm buzzers, adding an audible function to your computer system. 2. Specifically designed for mainboards, these buzzers can be easily integrated into computer chassis. They provide a convenient way to enhance the functionality of your DIY computer setup. 3. The mini speakers are compact in size, making them suitable for use in various computer builds. They deliver clear and distinct alarm sounds when needed. 4. With a quantity of 100pcs, you'll have an ample supply for multiple computer projects. They are reliable components for ensuring proper functioning of your computer's alarm system. 5. Whether you're a beginner or an experienced DIYer, these motherboard mini speakers are a great addition to your computer building toolkit, ing a simple yet effective way to add an alarm feature to your computer.