A:AnswerYou need speakers. This is a monitor that you need to connect to the cpu (desktop pc) and it's not integrated to the the computer, like laptops or all in one computers.
A:AnswerI can't tell you the exact length, but we did wind up having to buy an additional one for additional devices, e.g., Roku, DVD player, etc., and used that one instead.
A:AnswerHello, the monitor supports up to 75Hz, it would depend on your graphics card. Most graphics cards support higher refresh rates but check your manufacturer specifications. This monitor also supports AMD free-sync.
