The G-Technology 4TB G-RAID External Hard Drive is a high-capacity storage solution suitable for both Mac and PC platforms. With a sleek external enclosure and a weight of only 3.85lbs, this drive offers fast 7200RPM rotation speed and a generous 32MB cache. The versatile G-RAID model features eSATA and USB 2.0 drive interfaces, making it easy to connect to various devices for quick data transfer. Its compact 3.5-inch form factor and USB-powered feature make it a convenient and reliable choice for expanding storage capacity in your computing setup.Nothing else included