Three Thunderbolt ports and four USB ports empower you to connect to past, present and future devices. Up to two 4K displays or a 5K / 6K / 8K display, high-performance storage including NVMe SSDs, A/V mixers, phones, tablets, even desktop accessories like a keyboard or mouse. With the OWC Thunderbolt dock, an entire world of USB and Thunderbolt accessories is ready for you to connect and expand your capabilities.