YOU ARE LOOKING AT A HP 404794-001, 404157-000,404166-001 404167-001 MOTHERBOARD DC5700 CORE 2 DUO 1.86 AND 1 GB RAM WITH HEATSINK AND I/O SHIELD  IT COMES WITH A 30 DAY warranty we ship to the 48 states for free everyone else PAYS FOR SHIPPING these boards were pulled from working machine they have been tested and are working THANK YOU