Features Universal Compatibility: Designed to operate at 16 ohms, ensuring seamless integration with various projects and applications Simple : Functions like a standard speaker, requiring an o drive signal for sound, making it easy to use for all skill levels Construction: Features a robust shell that protects the internal components, enhancing longevity and reliability in diverse environments Features: 1、Universal passive buzzer with a resistance of 16 ohms. 2、The driving method and working principle are the same as those of ordinary speakers. 3、A passive buzzer means that an o drive signal is required to make it sound, corresponding to an active buzzer. 4、The shell is of great strength and can protect the internal structure well. 5、The product is really good quality at all working and of high stability. Specification: Features: Universal passive buzzer with a resistance of 16 ohms. The driving method and working principle are the same as those of ordinary speakers. A passive buzzer means that an o drive signal is required to make it sound, corresponding to an active buzzer. The shell is of great strength and can protect the internal structure well. The product is really good quality at all working and of high stability. Specification: Item Type:Electromagnetic Buzzer Resistance: 16ohm Voltage: 3V 5V 9V 12V AC 2KHz Package List: 50 x Buzzer Package List