True Techy's video: Reality Behind 20hz-20Khz Frequency Range Of Speakers shorts

Reality Behind 20hz-20Khz Frequency Range of speakers Come listen to the music with perfect sound clarity! Our speakers, earbuds, and earphones have a frequency response ranging from 20Hz to 20kHz, which is precisely what human ears can hear! Enjoy the low-end vibration from the sub-bass (20Hz to 60Hz) without missing out on the higher frequencies! 20hz to 20khz human audio spectrum from 20hz to 20khz earphone and speakers audio spectrum test from 20hz to 20khz hd. sound test 20hz to 20khz audio test ear test 20000 hz hearing test 20hz -20000hz sound 20hz - 20khz earphone and speakers test 20000 hz bass test 20 hz 20000 hz 20 hz bass 20000 hz frequency 20khz to 20hz Boat Sony Jbl subwoofer