If after these trades price is higher you will here “up” sound, if lower, “down” sound, and if it stays the 1 bitcoin in gbp “no change” sound. If you set it to 0.
This setting is currency specific setting. It won’t work if you switch to another currency. The chart below is the price change over time. The yellow line is the price at which actual trades were made. Green and red areas near the yellow line show you maximum and minimum price. Price is shown on the right axis.
The Value for this is shown on the left axis. Below is the cumulative depth chart. Moving your mouse over it will give you more information. The value axis for the cumulative depth chart is on the left, enumerated in .