Expand your USB Type C port into 5 multiple interfaces- 1x 4K HDMI input, 3x USB 3.0 ports, and 1x Type C PD port. Elegant anodized aluminum finish is exceptionally strong and durable, perfectly companion for your MacBook, Type C Windows laptop, and Chromebook. Plug and play, supports hot swapping, no drivers needed. Compact and portable design is perfect for all applications. HDMI input for 1080p (60 hz) and 4K (30 Hz). Makes it easier than ever to enjoy multiple screens by mirroring or extend your device's screen and enjoy 4K UHD or Full HD 1080p videos on HDTV, secondary monitors, or projectors. Integrated Type-C Charging Port with PD Power Delivery enables you to power up USB Type-C equipped devices even when multiple peripherals are attached or data is being transferred. 3x USB 3.0 allow you to connect a keyboard, mouse, flash drive, or other USB-A peripherals to your MacBook Pro, Chromebook, or Type-C Windows laptop at very high speed.