1) http://www.sonicelectronix.com/item_3522_Visonik-VB212PKG-DUAL-Subs-Amplified-System.html
2) http://www.google.com/products/catalog?hl=en&safe=off&q=subwoofer+packages&um=1&ie=UTF-8&cid=2388451984699850264&ei=CDo6TfDfIILGlQfjwciUBw&sa=X&oi=product_catalog_result&ct=result&resnum=5&ved=0CEAQ8wIwBA#
Please let me know.
2) http://www.google.com/products/catalog?hl=en&safe=off&q=subwoofer+packages&um=1&ie=UTF-8&cid=2388451984699850264&ei=CDo6TfDfIILGlQfjwciUBw&sa=X&oi=product_catalog_result&ct=result&resnum=5&ved=0CEAQ8wIwBA#
Please let me know.