Yes. The Lenovo IdeaCentre A340-22 All-In-One system, model number F0EA003RUS, ships with 5G, 802.11AC WiFi.

That will depend on the requirements and compatibility of the specific game. The Lenovo IdeaPad Model number 81N3009BUS, is a mid-level, moderate use configuration, with its AMD A6-9225 processor. This Dual-Core processor has a base speed of 2.6GHz and a boost speed of up to 3.0GHz. This configuration has 4GB of RAM. It is good with Microsoft Office type programs, internet browsing and other moderate work. This model ships with Windows 10 S-Mode Operating System. Windows 10 S-Mode provides added security by only allowing APPs available ( and therefore certified by Microsoft) at the Microsoft Store. If you don't need the added security or you need to install APPs not available at the Microsoft Store, you can switch to standard Windows 10 Home 64-bit Operating System, at no additional cost. We recommend you check with the game's software publisher's web site for their compatibility with Windows 10 S-Mode 64-bit operating system (Windows 10 S-Mode provides added security by only allowing APPs available ( and therefore certified by Microsoft) at the Microsoft Store. If you don't need the added security or you need to install APPs not available at the Microsoft Store, you can switch to standard Windows 10 Home 64-bit Operating System, at no additional cost.) and the minimum/recommended hardware requirements (Is a Graphics card required, the processor speed and the minimum required system RAM and the minimum available hard drive space) to run their program, then compare those requirements to this system's configuration.

No, there is no CD/DVD drive within this model.

Yes. The Lenovo Legion T5 28IMB05 90NU Desktop ships with a standard, wired keyboard and mouse.