MAX9812L electret microphones Microphone sensor amplifier module

product description Description: 12 is a single / dual input, 20dB fixed gain microphone amplifier. They have built-in low-noise microphone bias for portable audio devices such as laptops, cell phones and PDAs. These amplifiers feature a 500kHz gain-bandwidth product with output swing up to industry-leading 100dB power supply rejection and extremely low THD + N (0.015%). There is also a range of power-saving features: With only 230μA supply current, the overall shutdown mode provides current and bias currents totaling 100nA. Kit includes: 1 x Electret Microphone Amplifier Development Board Sensor Module