<https://kr.element14.com/multicomp/hc49s-12-30-50-70-30-atf/crystal-hc-49-s-12-0mhz/dp/1667001>
<http://schema.org/category>
"Crystals"
<https://kr.element14.com/multicomp/hc49s-12-30-50-70-30-atf/crystal-hc-49-s-12-0mhz/dp/1667001>