This update to the Pearl series adds 3G data, combines WiFi and GPS in one model ... trackpad and the 9105 offers a traditional 12-key phone keypad. Other features are similar to past Pearls ...

The nearest 3G cell tower is seven kilometers away and unreachable with a cell phone. But [Afonso] was determined ... tower and bridge it over to local WiFi using a Raspberry Pi.

and is among the first phones with faster HSPA+ 14.4 3G data. Other features include multi-touch screen, slide-out keyboard, Android platform, WiFi, Snapdragon processor, GPS, and a memory card slot.

Although wireless standards like 3G, 4G, and 5G are mostly associated with mobile internet, they also include a phone (voice) component. Up till 4G this was done using traditional circuit-switched ...