Buzzer(Passive) 5V With Jumper Housing

From the shop's description

Features This is a piezo buzzer or passive buzzer. Beeper – the speaker is mainly used to give sound signals about errors, in particular during POST. Size 12mm x 8mm (D x H) It requires pulses with certain frequency to produce tones. Come with easy to use jumper housing Operating voltage: 5V DC Found normally on computer motherboard, act as speaker to produce audio feedback of computer status/problem.