Of course, not forgotten about these basic functions. Mobile phone Sony Ericsson W300i operates in all four areas of the GSM network, which gives us enormous opportunities in terms of mobility. Now you can make and receive calls virtually anywhere you are not found. What's more, the battery installed in your phone Sony Ericsson W300i is a very strong (less than 9 hours talk and 16 day wait!), So that the phone is easy to reach and there is concern that off awkwardly during important conversations. Of course, not only to offer mobile phone Sony Ericsson W300i when it comes to call. We are able to communicate via SMS and MMS, and GG or e-mail. For the latter allows us to WAP, which allows for free while browsing HTML pages, which more-in a particularly transparent way (page automatically adjusts to the size of the display). In addition, the phone Sony Ericsson W300i offers a Bluetooth connection to connect to other phones, as well as the ability to connect the USB cable to your computer. The last and often forgotten today in the production possibility is IrDA connection, for connections with older devices, phones and printers.