AirDoctor Air Purifier AD3500i WiFi + NEW Filter Set ($150+ value)

Selling my AirDoctor AD3500i (Smart version) in excellent condition. Works perfectly, no scratches or issues, and comes with a brand new, sealed set of genuine AirDoctor replacement filters. I originally spent $600 on this unit. What you get: • AirDoctor AD3500i (the WiFi smart version with app control) • Filters currently installed, with the Carbon VOC filter (lasts about 6 months of 24/7 use) and the UltraHEPA (lasts about 12 months of 24/7 use) before they need to be replaced • Brand new genuine AirDoctor filter set (UltraHEPA + Carbon VOC) • Original Box & User Manual Features: • Cleans rooms up to 630 sq ft 4x per hour, or 1,260 sq ft 2x per hour • 3-stage filtration: pre-filter, UltraHEPA, and Carbon VOC for smoke, odors, pet dander, dust, and pollen • Auto mode adjusts fan speed based on real-time air quality • App lets you control it remotely, check air quality readings, and get filter change alerts • Quiet on low, great for bedrooms The new filters alone retail for $150+, and AirDoctor only works with genuine AirDoctor filters, so you're set for a long while. Smoke-free and pet-free home Send your best offer, I am flexible with the price.