QuietMode At 300 cfm, this unique feature allows the KOBE range hood to operate at a reduced sound level of 1.0 sone. Other hoods operate between 6 to 8 sones at a comparable cfm level. Powerful Twin Motors QuietMode 300 cfm (1.0 sone) Low Speed 480 cfm (2.8 sones) Medium Speed 540 cfm (4.5 sones) 540 cfm (4.5 sones) High Speed 600 cfm (4.8 sones) 540 cfm (4.5 sones) Attractive Appearance The 18-gauge frame and seamless design allow the hood to be installed over any cooking system. Integrated Sensor Control The ISC (Integrated Sensor Control) feature offers automatic gas, smoke and temperature sensor. Four Speed Control This model has four different speed from QuietMode, Low, Medium and High. Bright Halogen Lights This remarkable hood comes with two bright 12-volt 20-watt halogen lights. No Filter Needed Includes two baffle filters (dishwasher safe) Quality Parts are checked for defects and designed for trouble free long term use. Color #304 Commercial Grade Stainless Steel - Satin Finish Duct Cover IS124DC for 8' to 10'ceiling ( 2 piece adjustable ) included