Signal to noise ratio:>74dB
Directionality: omnidirectional
Power supply mode: 1 button battery
Sensitivity: 30dB ± 3dB (0dB=1V/pa.1kHz)
Frequency response: 65Hz-18kHz
Product interface: Standard 3.5mm connector plug
Supported devices: Apple/Xiaomi/Samsung Huawei and other mobile phones, DSLR cameras/cameras/handheld DVs/recording pens