Adam Elements USB-C 3.1 4 port Hub / Grey - Supports 4K Ultra HD resolution and 1080p videos - Supports USB Power Delivery - Lightweight and easy to carry - Aluminium casing minimizes electromagnetic (EM) interference - Strengthened connector with aluminium casing ensures a long-lasting product life - No proprietary driver needed, even for Battery Charging Fuction - Compatible with all major OS and platforms that have a USB connector, such as PC, MAC, Linux, etc. - Ports: - USB Type-A 3.1 x 2- USB Type-C 3.1 x 1 (Power Delivery Pass-Through up to 60W) - HDMI x 1 (up to 4K x 2K @ 30HZ)