SX39 For iPhone Lavalier Wireless Noise Reduction Microphone with Dual Transmitter Receiver

1 Equipped with digital and analog outputs compatible with iPhone and multi functional 3 5mm interface2 Automatic noise reduction reverberation monitoring external playback and mute functions3 Wireless pairing automatic connection after power on easy to operate4 Compatible with various devices such as smartphones computers tablets speakers amplifiers cameras etc Specifications 1 Microphone head digital microphone2 Input voltage 5V3 Microphone battery 200mAh4 Receiver battery 200mAh5 Battery life 12H6 Signal to noise ratio 64DBM7 Transmission delay 30MS8 Sensitivity 42dB9 Frequency response 20 20KHZ10 Transmission distance up to 15M without obstacles