Philips AC4221 Smart Air Purifier For Home|Real Time AQI Display|Covers Upto 700 Sqft|Removes 99.97% Of Virus,Allergen,Dust & Pm2.5|50% Quieter|Filter Life Upto 9000 Hrs|Ideal For Living Room, Grey REFURBISHED or all the way to

or all the way to full noise cancellation

which enables pairing with up to two devices simultaneously

sedentary reminder etc

creating a pure typing sound and delivering a focused typing environment

5 Centimeters Item Width ‎14

Philips AC4221 Smart Air Purifier For Home|Real Time AQI Display|Covers Upto 700 Sqft|Removes 99.97% Of Virus,Allergen,Dust & Pm2.5|50% Quieter|Filter Life Upto 9000 Hrs|Ideal For Living Room, Grey REFURBISHED or all the way toFeatures IDEAL PURIFIER FOR LIVING ROOM: Large coverage of up to 72 m(700 sqft), it purifies a standard room in just 5 minutes with a CADR of 600 m h (Standard room size is 18 ft by 12 ft with an 8 ft ceiling height) 4 LAYER HEPA FILTRATION: 4 layer filtration made of pre filter, HEPA NanoProtect and double Active Carbon layer captures 99. 97% of particles as small as 0. 003 microns (PM0. 003) to protect from pollen, dust, pet dander, smog or gases