13 Things About インスタ リーチ You May Not Have Known
http://collingcdc401.cavandoragh.org/10-wrong-answers-to-common-insuta-richi-questions-do-you-know-the-right-ones
It's because the cables are created applying twisted copper pairs of quite small-gauge wire. Unlike standard coaxial cable, this will make interference and degradation a truth When handling lengths above 50 feet.