I use these and absolutely love them. Iv had them 6 years + now and they have been all over the world with me. Never once had any problems at all and if i ever do then i can purchase individual components to fix instead of replacing the entire thing.
http://www.google.com/products/catalog?q=*&cid=8433509309741599853
http://www.google.com/products/catalog?q=*&cid=8433509309741599853

