The QNAP QNA series is a cost-effective Thunderbolt 3 to 10 GbE adapter that empowers your Mac or Windows computers with blazing-fast 10 GbE network connectivity using a Thunderbolt 3 Type-C port. And of course, it can be used with QNAP Thunderbolt 3 NAS to add additional 10 GbE connectivity. With the portable QNA series adapter, a 10 GbE network can be created between your Thunderbolt 3 computer and another 10 GbE-capable device or NAS to facilitate high-speed data transfer for large files and help to streamline collaborative workflows to improve efficiency.