All robots and gadgets are more interesting when they are magically connected.
Modes of controlling wirelessly
IR (Infer red)
- controlling existing appliances (TV, radio)
WAN Wireless network
RC Radio controlled
audible (or inaudible to us) tones
I know it is not really controlling "wirelessly", but it can give the appearance of control wirelessly. Likewise, this could be used in conjunction with other modes of control like IR. That way one command would set into play a whole serious of commands that are programmed. This is good when continuous connection cannot be guaranteed.