Even though you can have Wi-Fi hotspots in lots of locations for free, including in your home and in the workplace, you have to have a 3G information plan for calls when you are traveling.
Ọ bụ ezie na ị nwere ike ịnweta hotspots Wi-Fi n'ọtụtụ ebe maka n'efu, gụnyere n'ụlọ na n'ọfịs, ị ga-achọ ịnweta atụmatụ data 3G maka oku mgbe ị ga-aga.