SSK Type-C to C + HDMI + USB 3.0 adapter, audio video synchronization, easily convert small screen to larger screen for your visual enjoyment. It supports 4K * 2K/30HZ full HD resolution, let you enjoy the max high-definition experience and vivid image quality. It has multiple modes for choice, mirror mode and extension mode, meet your various needs. Multitask operation, perfect for your business presentations, wedding, share HD movies with larger screen and so on. Plug and play, signal transmission sensitivity and stability. USB 3.0, high quality smart chip, 5Gbp/s high-speed transmission.