DrewLinQ Standard Kit, HD MD Pass-Thru Kit; Drew Technologies' DrewLinQ supports Heavy-Duty, Medium-Duty, and some OBDII vehicles as well as off-highway, agricultural, military, automotive, and other industrial-stationary equipment in a single device. Supporting PC-based applications, the DrewLinQ utilizes 4 concurrent CAN (J1939/ISO15765) channels, J1708, J1587 and all OBDII protocols. It works with the OEM programming and diagnostic application and aftermarket TMC RP1210 A/B/C compliant applications you currently use as well as other J2534 (Medium Duty and passenger car) pass-thru and diagnostic applications.