This is the same product as the , but also includes an and headers. The difference is, this version comes in fancy clamshell packaging meant for our distributors. Regular customers are welcome to order, but we want to limit the amount of extra packaging finding its way into the trash heap. A and a are available for this product. Project description, more information and ordering can be found at https://www.sparkfun.com/products/10709 GPS Quickstart Guide: http://www.sparkfun.com/commerce/tutorial_info.php?tutorials_id=173 Assembly Guide: http://www.sparkfun.com/commerce/tutorial_info.php?tutorials_id=184 Example Sketch: http://dlnmh9ip6v2uc.cloudfront.net/datasheets/Dev/Arduino/Boards/gps_arduino_1_0.ino