Mikrofonas garso įrašymui nuo 5-40m2, jautrumas -40dB

> Omni-directional condenser microphone, high fidelity; > 30KV Air contact ESD, built-in Lightning Protection, power supply polarity reversal protection and electrostatic protection; > Pinhole design, hidden installation; match with cameras or storage devices which have audio function   Scope                                                                    5-40m2 Sensitivity                                                           -40dB(-45~-20dB adjustable) Frequency response                                       20Hz～20kHz Directional characteristic                              Omni-directional SNR                                                                        70dB(1m 40dB sound source SPL) Dynamic range                                                  104dB(1KHz at Max dB SPL) Max. sustainable sound pressure              120dB SPL(1KHz, THD 1%) Output impedance                                          600Ω(non-equilibrium) Output signal amplitude                               2.5Vpp-25dB Working voltage                                               DC 12V(9~15V) Working current                                               60mA(50~100mA) Working temperature                                    -30℃～+70℃(-22℉~+158℉) Color                                                                     White Outer shell                                                          PC Dimension                                                          63mmx30mmx22mm(2.48”x1.18”x0.87”) Weight                                                                 34g(0.07lb) Carried standard                                              CEFCC