This USB-C to Mini DisplayPort is made of 24K gold-plated contacts,which guarantee resolutions up to 4k@60Hz (3840x2160) and transmission speed up to 5.4 Gbps This thunderbolt 3 to mini displayport cable is made of TPE materials ,which is more durable and compact than other adapter in today's market. No additional drivers or installation required. Portable and Non-slip design makes it a convenient accessory for conference, presentation and more