The 4TB USB 3.0 Touro Disk Pro black external hard drive is a high-capacity storage solution suitable for both PC and Mac users. With a sleek black color and a compact form factor, this HGST-branded HDD offers fast 5400 RPM rotation speed and a transfer rate of 550 Mbps. It includes all necessary cables, making it a reliable choice for expanding storage capacity on your computer or media server. Featuring a USB port for easy connectivity, this external drive is an excellent option for those in need of additional storage space.