:The INGHAi GMI9745P-58db is an Electret Condenser Microphone with Through Hole Mounting. It is designed to detect sound with a low noise, high signal-to-noise ratio, and accurate frequency response, making it suitable for a wide range of applications. The solderable microphone features a RoHS compliant lead-free construction, with a maximum operating temperature of +105°C. It has an adjustable sensitivity of 58dB, a power supply voltage range of 1.5V-10V, and a standard frequency range of 20Hz-20kHz. The GMI9745P-58db is compliant with various industry standards including ISO9000, ISO14000, and IEC/EN 60335.