2 in 1 Rechargeable Battery Microphone Professional Equipment Wireless Microphone

W-108 UHFx40 GroupsFrequency range:A:741.1MHz~755.5MHz   B:762.5MHz-773.9MHz  Transmitter power supply:1 TPC IN x 5V (18650mm) batteriesFrequency response:30Hz-20KHzComprehensive signal-to-noise ratio:≥95dB Comprehensive Distortion:≤0.01%Reciver Sensitivity: -99dbmReciver Distortion:95dB  Wireless microphone dynamic range:>90dB/* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1