KT2-150-39 KT216F3720P22-A1 KT216XMMC200R2-A0 KT21-7 KT21ACET28A19.2 KT21ACET28A19.2M KT21A-DCV28A19.680MT/3.22.5 KT21A-DCV28B19.200MT KT21A-DCV28B-19.200M-T KT21-DCV28-30.000M-T