Aykait TSTL3000AC 3 TB Desktop, All in One PC's, Laptop, Network Attached Storage, Surveillance Systems Internal Hard Disk Drive (HDD) (3TB Internal Hard Drive HDD 8.89 cm SATA 6 Gb/s 7200 RPM 256 MB Cache)  (Interface: SATA, Form Factor: 3.5 inch)

A 3TB internal hard disk drive (HDD) is a storage device commonly used in desktop computers, servers, and sometimes high-capacity external storage systems. Here’s a detailed description: 1. Storage Capacity: 3 Terabytes (TB): This provides approximately 3,000 gigabytes (GB) of storage space. It can hold a vast amount of data, including documents, photos, videos, games, and software. For instance, it can store around 750,000 songs, 900 full-length movies in HD, or over 600,000 high-resolution photos. 2. Form Factor: 3.5-inch: Most 3TB internal hard drives come in a 3.5-inch form factor, which is standard for desktop computers. Smaller 2.5-inch drives are typically used in laptops, but some high-capacity 2.5-inch drives may also be available. 3. Interface: SATA (Serial ATA): The most common interface used in 3TB HDDs. SATA III (6 Gb/s) is the latest and most common version, providing fast data transfer rates and wide compatibility with most modern motherboards. 4. Spindle Speed: 7200 RPM (Rotations Per Minute): A common speed for performance-oriented desktop drives, offering a good balance between speed and storage capacity.