Maxmoral 2pcs Mini Plug Buzzer for PC Internal BIOS Computer Motherboard Mainboard Beep Alarm Speaker

Type: PC Motherboard Internal BIOS Alarm Buzzer, Overall Length: 2.3″.
Function: The sound of the buzzer can be used to judge the working status of the motherboard.
Wire: Red line is positive pole, Black line is negative pole, length 1.3″.
Use: The sound of “beep” we heard while the computer powered on, is emitted from this mini buzzer.
Easy to Install: Regardless of the positive and negative, just plug the buzzer into the speaker interface on mainboard, it will work.