Main channels

News - http://www.laguna.ru/rss2.php?feed=news
Articles - http://www.laguna.ru/rss2.php?feed=articles
Categories - http://www.laguna.ru/rss2.php?feed=categories
Products - http://www.laguna.ru/rss2.php?feed=products&limit=10
Product with id 43 - http://www.laguna.ru/rss2.php?feed=products&products_id=43
Products in categories - http://www.laguna.ru/rss2.php?feed=products&cPath=25&limit=10

Additional channels

New products - http://www.laguna.ru/rss2.php?feed=new_products&limit=10
Best sellers - http://www.laguna.ru/rss2.php?feed=best_sellers&limit=10
Featured - http://www.laguna.ru/rss2.php?feed=featured&limit=10
Specials - http://www.laguna.ru/rss2.php?feed=specials&limit=10
Upcoming products - http://www.laguna.ru/rss2.php?feed=upcoming&limit=10

Random product channels

Random new product - http://www.laguna.ru/rss2.php?feed=new_products_random
Random best sellers - http://www.laguna.ru/rss2.php?feed=best_sellers_random
Random featured - http://www.laguna.ru/rss2.php?feed=featured_random
Random specials - http://www.laguna.ru/rss2.php?feed=specials_random
Random upcoming - http://www.laguna.ru/rss2.php?feed=upcoming_random

Limit parameter

You can use limit parameter.
For example, you can display only 10 items from new products rss2.php?feed=new_products&limit=10

Ref parameter

You can use affiliate id parameter.
For example, you can display products from new products with your affiliate id rss2.php?feed=new_products&ref=1