QWORK® 20Pcs PC Motherboard Internal Speaker - 6cm BIOS Alarm Beeper Buzzer for Beep Codes, Computer Case Troubleshooting & DIY System Testing

INSTANT DIAGNOSTICS: Identify startup issues quickly using BIOS beep codes. Essential for troubleshooting hardware failures when the system fails to boot or displays no video output. STABLE SIGNAL: Built with copper wiring for consistent performance. The compact length provides flexibility without cluttering the interior of your desktop computer case. WIDE COMPATIBILITY: Designed to fit standard motherboard speaker headers. Ideal for PC builders, repair workshops, and testing environments requiring frequent hardware checks. SIMPLE SETUP: Clearly marked red and black wires represent positive and negative polarity. The plug-and-play design ensures a straightforward connection to the internal header. BULK VALUE SET: Includes 20 internal beepers to support multiple builds or replacements. Specifically intended for motherboard alarm interfaces to signal normal or abnormal boot states.