7 Port Simultaneously: This USB hub instantly extends 7 USB ports at the same time, plug and play for your laptop, PC tower, gaming devices, flash drive, keyboard, mouse, card reader, hard drive, phone, projector, printer, camera, USB fan and more USB peripherals. It also replaces and protects your original limited USB port if you need to plug and unplug frequently SuperSpeed and Quick Response: This USB extender offers one USB 3.0 high speed port for data transfer up to 5Gbps. It can transfer a HD movie in seconds. Other 6 USB 2.0 ports can work with keyboard, mouse etc. devices quickly without lag