MULTICOMP
压电蜂鸣器, 20mA, 2.9KHZ
压电蜂鸣器, 20mA, 2.9KHZ, 88DB, 43MM
压电蜂鸣器, 20mA, 2.9KHZ, 95DB, 43MM
压电蜂鸣器, 15mA, 3.1KHZ
蜂鸣器, 3.5KHz, 95DBA, 28VDC