The voting machine systems used in California are optical scan and DRE.

The voting system used in Nevada is DRE.

Direct Recording Electronic (DRE): This is the newest kind of system in use in the U.S. All the information about who and what you are voting for is on an electronic screen like a TV or computer screen.

There are many variations of DREs because lots of companies are inventing new ones, and many cities, counties and states are trying them out. Usually, after you have signed in, the poll workers will give you a card that you slide into a device to start your voting session.

The voting systems used in Pennsylvania are optical scan, DRE, and paper ballots.

The voting system used in Georgia is DRE.

Direct Recording Electronic (DRE): This is the newest kind of system in use in the U.S. All the information about who and what you are voting for is on an electronic screen like a TV or computer screen.

There are many variations of DREs because lots of companies are inventing new ones, and many cities, counties and states are trying them out. Usually, after you have signed in, the poll workers will give you a card that you slide into a device to start your voting session.

The voting system used in Michigan is optical scan.

The voting machine systems used in Colorado are optical scan, DRE and hand-counted paper ballots.

The voting systems used in North Carolina are optical scan, DRE, and hand-counted paper ballots.

The voting machine systems used in New York are Imagecast, ES&S DS200, ES&S Automark, Shoup Lever Machine and AVM Lever Machine.

Imagecast: the most accessible machine - audio and tactile interfaces, voters can listen to the options over headphones or view an LCD screen with an image of the ballot that can be adjusted for size and contrast. A "Sip-N-Puff" is also available for those voters with limited hand dexterity.

The voting systems used in Florida are optical scan and DRE.

The voting systems used in Arizona are Optical Scan and DRE.