Filtrete Smart Air Filter 2200, 4-PackCondition:* New Stock, In OEM Packaging. As Pictured.Additional Notes:* Bluetooth-enabled Sensor to Track Filter Life Based on Data From Your Home’s HVAC System.* Track The Life of Your Filter Based on Air Flow And Usage* Filter Life: 3 Months* MERV Rating: MERV 13* MPR Rating: 2200* Dimensions: (LxWxD): 14″ x 20″ x 1″ (35.5 cm x 50.8 cm x 2.5 cm)3MFiltrete