In the top of the frame you can write a contract in the contract field or choose a contract using Contract Lookup Dialog . You can listen the prices for that contract by single click on the "Play" button . You can add a select contract to the list by clicking the "Add" button in the right .

The prices will be the ones that are selected in the top of the Portfolio section. "O" means open, "H" means high, "L" means low, "T" means last and "C" means net change. You can select the first contract from the list by clicking the first button or the last by clicking . The "Up" and "Down" buttons are used to scroll the list.

Every contract has a filter for the prices that will be song. If you don't choose any filter for a contract, the filter from the top of the portfolio will be choose by default.