Smart Doorbells & Sensors Do I Need a Hub for Aqara Door Sensor? (P2 vs. T1 vs. E1 Guide) By Riday Adnan October 11, 2026 Updated October 17, 2026 18 min read The short answer is: it depends entirely on which generation of the Aqara door sensor you purchase. If you buy the newer Aqara Door and Window Sensor P2, you do... Read Guide →