For connecting your mobile phone/tablet PC devices to the large screen device, plug and play, no need to install the drivers . 4K@60Hz HD mirroring projection screen, enjoy the big HD theater visual effect. High performance chip, smooth and fluent picture without delay. Multiple shield of cable core, stable connection and anti-interference. Nylon braided design, pliable and durable, anti-fracture. Premium port, resistance to plug and oxidation.