Condition : Used good accessories included//CLEAN SMARTER - The 600 series is a great way to begin cleaning your home smarter. Just schedule it to clean up daily dirt, dust, and debris with the iRobot HOME app or your voice assistant. - for effortlessly clean floors. LOOSENS, LIFTS, and SUCTIONS - The 3 Stage Cleaning system and Dual Multi-Surface brushes grab dirt from carpets and hard floors, an Edge-Sweeping brush takes care of corners and edges. LEARNS YOUR LIFE LISTENS TO YOUR VOICE - Learns your cleaning habits to offer up personalized schedules, while Google Assistant and Alexa allow you to start cleaning with just the sound of your voice. The 671 will even suggest an extra clean when your area’s pollen count is high or during pet shedding season. *Works with Google Home and Alexa enabled devices Alexa and all related logos are trademarks of https://offerup.com/redirect/?o=QW1hem9uLmNvbQ== or its affiliates. Google is a trademark of Google LLC ADAPTIVE NAVIGATION - A full suite of advanced sensors allow Roomba to navigate under and around furniture, and along edges. Cliff Detect keeps it from falling down stairs. SENSES AND ELIMINATES DIRT - Dirt Detect Sensors alert your robot about dirtier areas of your home, like high-traffic spots, and cleans them more thoroughly