Friedrich Chill Premier 12,000 BTU Smart Window Air Conditioner Brand_Fotolux 4 DG HSM is a

4 DG HSM is a state of the art lens designed for full frame cameras but can also be used with APS-C sensors as well

Microphone Sensitivity - -38 dB (1 V/Pa

directly from your computer screen

Frequency Response: -

Friedrich Chill Premier 12,000 BTU Smart Window Air Conditioner Brand_Fotolux 4 DG HSM is aFriedrich Chill Premier Room Air Conditioner Product Feature: QuietMaster Technology Engineered for quiet performance with superior components. As much as 25% quieter than competitors products. Heavy duty insulation on inner wall for sound absorption Stiffened sheet metal casing to block external noise Wide air discharge vents optimize airflow and minimize front panel noise Counterweights dampen vibration and decrease sound Smart Wi Fi Control with