ORICO 10-Port USB 2.0 Hub with 12V 2.5A Power Adapter (ORICO HF10U-BK) Easily expand 10 USB 2.0 ports for your computer, eliminate your trouble for the shortage of the USB port. USB 2.0 high speed transfer data rate up to 480Mbps and compatible with USB 1.1. Independent 12V2.5A power adapter can provide enough power for all your devices. Plug and play, supports hot swapping, no driver needed. No driver required for Windows2000 /XP/Vista/7/Mac OS 9.2/10.2 or above.