Raspberry has known for the credit card sized computer boards and the company launched even smaller computer board called Raspberry Pi Zero. when it was first released the board isn't capable of wireless connectivity.
Raspberry recently upgrades its tiny computer board by adding wireless LAN 802.11 a/b/g/n and Bluetooth 4.0. now you don't have to pay for USB wireless solutions. rest of all is same except new wireless connectivity.
Raspberry Pi zero powered by single core processor and 512MB RAM, has microSD card slot for OS to boot, one mini-HDMI port for connecting it to the external display, CSI camera interface, two micro USB slots one for power and another one for external USB devices such as keyboard and mouse.
Raspberry recently upgrades its tiny computer board by adding wireless LAN 802.11 a/b/g/n and Bluetooth 4.0. now you don't have to pay for USB wireless solutions. rest of all is same except new wireless connectivity.
Raspberry Pi zero powered by single core processor and 512MB RAM, has microSD card slot for OS to boot, one mini-HDMI port for connecting it to the external display, CSI camera interface, two micro USB slots one for power and another one for external USB devices such as keyboard and mouse.
