p3

WiFi-is when wireless internet you can connect online on your phone, tablet, laptop, iPod touch. WiFi is a fast access to the internet if your at home or somewhere else.

        
Bluetooth-is where you can send music, messages,pictures,clips to other people phones device the persons Bluetooth is turned on.If your phones is not near each other you can not send stuff but if your near each other you can .


3G-is improvement in wireless data and voice communication and access to fast internet you can call/text, high speed web, TV streaming, navigation/maps, global roaming you can be connect to 3g wherever you are.