Current loops can be used over moderately long distances (tens of kilometers), and can be interfaced with optically isolated links.
Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request. ### Instruction: List the MITRE techniques contained in the text. ### Input: Current loops can be used over moderately long distances (tens of kilometers), and can be interfaced with optically isolated links. ### Response: .