Audible Alarm Type Bell, Visual Indicator Type No Visual Indicator, Voltage 24V AC, Decibels 85 dB, Sound Pattern Continuous/Pulse, Indoor/Outdoor Indoor, Mounting Wall, Height 6 in, Width 6 in, Depth 2.75 in, Vibrating No, Housing Material Metal, Operating Temp. 32 Degrees to 120 Degrees F, Standards UL, MEA, CSFM, FM, BFP, cUL, Amps 0.66, Color Red, Bell