The pocket edition has a 5-inch screen and costs $199.
The touch edition has a larger 6-inch screen for $299.
Sony says it will also lower the price of new releases and best seller e-book titles from about $12 down to about $10 each.
Sony releases 2 new electronic readers
August 5, 2009 The Sony Reader pocket edition and the Reader touch edition are expected to go on sale by the end of the month.
