This is a rare open box buy for one of the top Dolphin Robots. The Dolphin Quantum takes its place at the top of the Dolphin line-up and in the top echelon of robotic pool cleaners. It's ea
The New Sigma. Expect More.
Take whatever preconceived notions you may have about pool robots and throw them out. The all-new 2019 Sigma has set a new standard with unparalleled gyroscope technolog