Ninja® Kitchen System with Auto-iQ Boost. Used only a handful of times since I bought it, and works perfectly. Selling the complete set, which includes:

72 oz. Blender Pitcher
40 oz. Blend & Prep Bowl (food processor bowl)
Chopping Blade
Dough Blade
Two 24 oz. Tritan Nutri Ninja Cups
Pro Extractor Blades Assembly
2 Sip and Seal Lids

Still have the original box. Selling for $150 OBO.