Blendtec 

The motor with this mixer has 1,560 watts of power. With the contact of a switch you are able to access as much as six programmable options. Blendtec Blender also offers Smart Touch engineering with this mixer. With this specific technology, the energy and speed of the motor changes based on the elements being mixed.
Source(S): http://www.charlottesvineyard.com/blendtec-review/