JFOPT的(de)(de)六類（CAT6)銅(tong)(tong)纜(lan)(lan)是(shi)4對8線(xian)芯加十字骨(gu)架組成的(de)(de)線(xian)纜(lan)(lan)，傳(chuan)輸頻(pin)率均可(ke)達到250MHz以上。六類銅(tong)(tong)纜(lan)(lan)可(ke)分(fen)(fen)為非屏(ping)蔽(bi)（UTP)銅(tong)(tong)纜(lan)(lan)和(he)屏(ping)蔽(bi)(FTP)銅(tong)(tong)纜(lan)(lan)，其中(zhong)屏(ping)蔽(bi)銅(tong)(tong)纜(lan)(lan)又細分(fen)(fen)出了(le)屏(ping)蔽(bi)銅(tong)(tong)纜(lan)(lan)和(he)雙屏(ping)蔽(bi)(SFTP)銅(tong)(tong)纜(lan)(lan)。非屏(ping)蔽(bi)銅(tong)(tong)纜(lan)(lan)用于(yu)數(shu)據及各(ge)種信號(hao)(hao)的(de)(de)水(shui)平布(bu)線(xian)，屏(ping)蔽(bi)銅(tong)(tong)纜(lan)(lan)用于(yu)電(dian)磁(ci)環(huan)境復(fu)雜(za)的(de)(de)場所及各(ge)種特殊要求單位之(zhi)間的(de)(de)數(shu)據及各(ge)種信號(hao)(hao)的(de)(de)水(shui)平布(bu)線(xian)。
