Manometry System: # Includes: - Printer - Standard Monitor - HP Deskjet 990cxi - HP cd-writer cd4e series - Sandhill Sensor PAC Z - (2) Gerd pH Recorders with carrying cases - Universal Cal-Tube - Mouse - Dell Keyboard - Sandhill Scientific Air Flow Sphincter Locator ** Please reference item #210803-0005-02 when contacting us about this listing. Return Policy Items are sold as-is as described and pictured. Most items come with a 7 day option to return and a 30 day limited parts warranty. Feel free to call before you buy. 888-649-6497