uxcell 10pcs AC 2KHZ 3V 5V 12V Electromagnetic Passive Buzzer 16 Ohm 12 x 6mm Product Name : ElectromagneticPassive Buzzer;Working Voltage : 3V, 5V, 12V Resistance : 16Ohm;Resonance Frequency : 2KHZ Body Size : 12 x 6mm / 0.47" x 0.24" (D*T);Pin Pitch : 6mm / 0.24" External Material : Plastic;Color : Black Weight : 13g;Package Content : 10 xElectromagneticPassiveBuzzer