Yeah, wireless standards tend to be advertised as the maximum speed you can get with perfect conditions, but WiFi drops the complexity of the modulation the fur

Yeah, wireless standards tend to be advertised as the maximum speed you can get with perfect conditions, but WiFi drops the complexity of the modulation the further you get away from the router and/or the more inteferance you have around. 802.11ac can drop all the way back to 6Mbps under really bad conditions!