Thank you for your attention and support to sofabaton, sorry for the late reply, X1 and U1, U2 have IR function, if all the devices are placed in one cabinet and you want to control them by IR, we recommend you to use X1, X1 with a hub can help you control TV and other devices well! X1 with a hub can help you control your TV and other devices well. Thank you again for your support and attention, we look forward to your feedback and suggestions.