Name       Raw EEG    Sensors    Type       Channels   Protocol      Off line recording     Additional sensors    Price      Released
Emotiv EPOC     No         12         Monopolar  O1 ..      Dongle        Not an option       Gyroscope     300 USD    2009
Emotiv EPOC Research     Yes        14         Monopolar  O1 ..      Dongle        Not an option   Gyroscope     1000 USD     2009
MindWave Mobile   Yes        1          Monopolar  R1         Bluetooth 3.0     Not an option       None  100 EURO      2011
TrueSense Kit (OPI)  Yes        2          Bipolar    --         ZigBee radio        Memory chip       Accelrometer,temperature  40 EURO    2013
Muse       Yes        4          Monopolar  O1         Bluetooth 3.0     Not an option  Accelrometer  100 EURO      Announced end of 2013
Emotiv INSIGHT     Yes        4          Monopolar  o1         Bluetooth 4.0  SD card    Accelrometer, temperature   300USD       Announced end of 2013