802.11 a b g n

IEEE 802.11 is a set of standards for wireless local area network (WLAN) computer communication. The terms 802.11 and Wi-Fi are often used interchangeably but there is slight difference between the two.

(A) 802.11a
Frequency- 5 GHz
Typical Data Rate - 23 Mbit/s
Max Data rate – 54 Mbit/s
Range – 115 feet

(B) 802.11b
Frequency - 2.4 GHz
Typical Data Rate - 4.5 Mbit/s
Max Data rate – 11 Mbit/s
Range - 115 feet

(G) 802.11g
Frequency - 2.4 GHz
Typical Data Rate – 19 Mbit/s
Max Data rate - 54 Mbit/s
Range – 125 feet

(N) 802.11n
Frequency - 5GHz and/or 2.4GHz
Typical Data Rate - 74 Mbit/s
Max Data rate - 300 Mbit/s (2 streams)
Range – 230 feet