The Wi-Fi Alliance defines Wi-Fi as any wireless local area network (WLAN) product based on the Institute of Electrical and Electronics Engineers ' (IEEE) 802.11 standards. However, the term Wi-Fi is used in general English as a synonym for  WLAN  since most modern WLANs are based on these standards. Wi-Fi is a trademark of the Wi-Fi Alliance.
LOCATION AND SIZE. Located in Central America at the southern tip of Mexico between the Caribbean Sea and the Pacific Ocean, Guatemala has a total area of 108,890 square kilometers (42,042 square miles), slightly smaller than that of the state of Tennessee.
There are a total 320 km2 (123.6 sq mi) of water within El Salvador's borders. El Salvador shares borders with Guatemala and Honduras, the total national boundary length is 546 km (339 mi): 126 miles (203 km) with Guatemala and 343 km (213 mi) with Honduras. It is the only Central American country that has no Caribbean coastline. The coastline on the Pacific is 307 km (191 mi) long.