The product is Raspberry Pi Model B + (pronounced Raspberry Pi Model B plus). Compared to Model B, Model B + has a new board layout that gives the following advantages:
– More energy efficient/uses less power (600 mA as opposed to 750 mA on Model B)
– Supports a smarter table layout, including an extended GPIO header (40 pins instead of 26)
– 2 additional USB ports (total 4) and a new 4-pole connector that replaces the existing analog and composite video port on model B
Raspberry Pi Model B + (Model B plus) is the name of the upgraded version of Model B of the amazing mini-computer the size of a credit card. The computer runs Linux and boots from SD card (not included). There are a wide range of applications with Raspberry Pi model B +, and it is also recommended to purchase accessories such as power supplies, micro SD cards, cabinet and USB accessories here in the store.
There is much more to read about the mini computer, the fund behind, projects with the computer on the page in the form of news articles and a very active forum.