- J28 wireless microphone Transmission distance: 20-30 meter Sound delay:≤30ms Type-c or lightning connection:yes, via audio cable Camera connection:support(3.5MM TRS) Sensitivity:-38dB±3dB omnidirectional silicon microphone Frequency response: 20Hz-20KHz Sampling rate:48KHz SNR (signal to noise rate):≥75dB Working current:≤25mA shutdown current:≤50uA Working time : 4-6hours Support TF Card inertnal recording
- FRA65 PRO wireless microphone Sound delay: ≤25ms Microphone: -38dB±2dB omnidirectional silicon microphone Frequency response: 50Hz-20KHz Sampling rate: 48KHZ Signal-to-noise ratio: ≥75dB Microphone battery/life time: 200MAH/6H Charging compartment battery: 400MAH Charging compartment battery charging time: about 2 hours Wokring temperature-10℃-45℃