A wireless extension cord can beam to 300ft from a wall outlet to a satellite unit using microwaves in the 7.2GHz range – so it doesn’t interfere with wireless networks and Bluetooth. I don’t think I need to get into how useful this could be – inside and out. Editor Update: Yup, confirmed.. April Fool is great isn’t it, especially when it is placed in a very reliable online shop, or not ;) Wireless Extension Cords – [ThinkGeek]