The Ugly Truth About ปั๊มไลค์ไอจี คนไทย
http://damienmwmt636.image-perth.org/20-things-you-should-know-about-pm-likh-xic-khn-thiy
It's because the cables are made using twisted copper pairs of quite little-gauge wire. Contrary to typical coaxial cable, this can make interference and degradation a truth When addressing lengths above 50 feet.