You cant. An amplifier amplifies and electrical signal, adding wattage, to power the speakers, which are basically specialized electrical motors. Thus, just like you cannot re…motly plug your vaccuum cleaner into the wall, you cannot remotly send driving signal to an ordinary speaker..
There are some setups that use a remote transmission 'reciever' and a speaker with its own 'reciever' and its own powered amplifier (shich must be plugged into the wall), but these are not 'HiFi', they are a gimick, an not very accurate. Some of the cheap gimicky HTIB systems currently emply this. (MORE)