The QNAP TS-264 2-Bay High-Performance Desktop NAS is a versatile external drive designed for professional users seeking efficient storage and management solutions. With its Intel 4C/4T Processor, this NAS offers fast performance and reliability. It is compatible with both 3.5" SATA HDD and 2.5" SATA SSD, providing flexible storage options. The 2-bay form factor allows for easy setup and maintenance, making it a practical choice for businesses or individuals requiring high-capacity storage solutions.