The Samsung DW80DG5500SR is a 24-inch built-in dishwasher with a stainless steel tub and a 48 dBA sound rating. It features a third rack, adjustable upper rack, and an AutoRelease™ Door Drying system. The dishwasher has a 15-place setting capacity and offers 5 wash cycles, including Express 60' for quick washes. 
Here's a more detailed breakdown of the specifications:
General Features:
Type: Built-in dishwasher
Size: 24 inches
Sound Level: 48 dBA (very quiet)
Tub Material: Stainless steel
Capacity: 15 place setting
Special Features:
Third Rack: Yes, for flexible loading
AutoRelease™ Door: Yes, for enhanced drying
Adjustable Upper Rack: Yes, for accommodating various dish sizes
Express 60' Cycle: Yes, for quick washes
Hidden Controls: Yes, with an ergonomic design
Leakage Sensor: Yes 
Wash Cycles:
Normal, Auto, Delicate, Heavy, and Express 60.
Dimensions:
Cutout Width: 23.9 inches
Cutout Height: 33.9 inches
Cutout Depth: 24.8 inches