Single USB Type B, female to female.
For use with:
U2KEYA-BK for units PCS1A, 3 and 59.
PCS5-DM28 for units PCS5, PCS10/R, PCS11/R, PCS12/R, PCS13/R, PCS19, 41, 42 & 46.
Insert option for PCS78.
Exempt for PCS36 series (alternate option:
USBB/1-BK).