Saramonic SmartMic+, Condenser Microphone with Directional Characteristic, Microphone for smartphones or tablets with a 3.5 mm TRRS headphone connection, Ultra-lightweight and compact that plugs directly into the port of your mobile device, 3.5 mm Headphone jack for listening to playbacks, Easy plug-and-play application, Power source is not required, Frequency response: 75 - 20,000 Hz with 75 dB signal-to-noise ratio, Sensitivity: -35 ± 3 dB (0 dB = 1V/Pa at 1 KHz), Max. SPL (sound pressure level) input : f=1kHz, THD<5% (105 dB), Output impedance: 600 Ohm, Weight: 0.04 kg