Application：10 x Buzzer is Widely used in computer, printer, copier, alarm, electronic toy, car electronic equipment, telephone, timer, Call for help in Emergency etc. Safety: The buzzer will issue long alarm in relatively high voice once powered on, safe and to use,buzzer alarm is great for acting as a good audible warning device. Performance: Stable Performance, good practicability, high quality plastic and metal material, long service life.The shell is of great strength and can protect the internal structure well. The buzzer will ring once powered on. Straight insertion SOT plastic seal tube. Make up: Electromagnetic buzzer is composed of oscillator, electromagnetic coil, magnet, vibrating diaphragm and housing. Universal passive buzzer with a resistance of 16 ohms.Electromagnetic buzzer is composed of oscillator, electromagnetic coil, magnet, vibrating diaphragm and housing. Easy to use：3V DC low voltage power supply, suitable for alarm application of various electronics,Easy to use and install with compact and portable design., Manufacturer: Hyuduo