dB(A) rating 111 at one meter
Installation requires 2-3/4" diameter hole with 1"
depth
Mounts from the outside, grill screws on for easy
installation
Fundamental frequency: 370+/-20
Uses 11187, 11194, 11188 grills, along with the
11096 stainless cover. Grill must be ordered separately
12 Volt, maximum amp draw: 4 amps