Edwards Signaling™ Vibrating Buzzer, Economical Heavy Duty, Series: 1065, 120 VAC, 0.05 A, 6 VA Power, 50/60 Hz Frequency, 86/76 dB Sound Level, 925 Ohm Coil, Surface Mounting, Gray, 1-3/8 in H x 3-3/4 in W x 1 in D Dimensions,