Does this desktop include wireless connectivity and what operating system is installed?

Yes, it includes Wi-Fi 6 and Bluetooth 5.3, and it comes with Windows 11 installed.

What processor and graphics card does this Thermaltake gaming desktop come with?

It comes with an AMD Ryzen 5 9600X 6-core processor and an AMD Radeon RX 9060 XT 16GB graphics card.

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Thermaltake Desktop PC LCGS NE 9696X-V170B N17B-B850-96X-LCS AMD Ryzen 5 9600X 16GB DDR5 1TB NVMe SSD AMD Radeon RX 9060 XT Windows 11