ZZZEEENNN
โใใใซใใ็กใ้ณๆฅฝ
ZZZEEENNNใฏใใใฏใใEDMใใใผใชใณใฐ้ณๆฅฝใ40Hzใ็จใใฆๅฑ้ใใใใญใธใงใฏใใงใใใขใซใใ ใชใชใผในใซ็ฆ็นใๅฝใฆใใฆใใผใฏใชใตใฆใณใใๆไพใใฆใใพใใ