Thank you for visiting our page. Wavlink universal USB C Ultra 5K docking station dual 4K dock video output windo P/O. A built-in 10/100/1000 BASE-T Gigabit Ethernet RJ45, you can improve network performance. Up to six of the monitor in the case of Windows, and supports up to four monitors in the case of Mac. Chipset, you can always download the latest driver from DisplayLink’s Web site. If “Made in Japan” is NOT described on whole listing page, Items are manufactured in other country China, Vietnam and etc. [Manual & Menu Language]. We treat Japanese Market Usage Items. So items have only Japanese Manual & Menu Language. Japanese Menu Only …..