A13-SOM-512 is smallest System on Module measuring only 61 x 33 mm but is capable to run Linux and Android.
It requires just one 3.3V power supply and consumes about 200 mA.
A13-SOM-WIFI is shield to place on A13-SOM-512 which adds USB-OTG and WIFI internet connectivity, LCD connector to connect A13-LCDxx with touchscreen support and GPIOs on 0.1″ step
To participate in the Quiz is enough to Re-tweet the Twitter Quiz announcement message.
To double your chances you have to answer the Quiz question
Today we will post on Twitter our question.
You have time to re-tweet until Monday 23th of June.
In Monday we will count the correct answers and ask random.org to generate random number in range then announce the winner and ship the board by airmail.