Question about Xiaomi TV Box S 4K (2nd Gen)

Hello, I have a Teleboy plan with 2 TVs 1 LG approx. 3 years old and 2 Dyon approx. 1 year old (2 TVs) both connected to an Apple TV. Apple TV defective, can I watch TV with the Xiaomi Box S 2 and is it complicated to set up the box? Greetings Herbert