Replacement Air Filters 3-Pack, Long-Lasting Nano-Mesh Filters Arts and Crafts Cut-Out Dimensions: 7 7/8'' Diameter

Cut-Out Dimensions: 7 7/8'' Diameter x 2 3/4'' Depth

creating a Frequency Response range of 4kHz~27kHz

Universal Windshield / Dashboard Mountable

1’’ Full Range Stereo Speaker

Microphone Sensitivity: -54dB (+/-)3db(0dB=1V/Pa @ 1KHz)

Replacement Air Filters 3-Pack, Long-Lasting Nano-Mesh Filters Arts and Crafts Cut-Out Dimensions: 7 7/8'' DiameterSereneLife Replacement Air Filters work with SereneLife Model: PAIRPUR20 Air Purifier System. Includes (3) Nano Technology Organic Membrane Mesh Filters. Non Dusting Air Clean Oxygen Flow Filtration. Recommended Filter Replacement Life: Over 12+ Months. Filter Dimensions (L x W x H): 5. 6'' x 4. 8'' x 0. 08'' Each . DETAILS Features: For use with Model: PAIRPUR20 Air Purifier System Includes (3) Nano Technology Organic Membrane Mesh Filters Non