ALIF2122T ADDERLINK INFINITY DUAL HEAD-DUAL SFP DP++ TX UNITThe ADDERLink INFINITY 2122 is a high performance IP KVM (Keyboard Video and Mouse) extender that forms part of the ALIF matrix solution, This enables the relocation of critical computing hardware into a secure and temperature controlled environment away from the user work station whilst maintaining a pixel-perfect desktop experience, Reworked PCB to replace the RJ45 connection with x2 SFP ports, 1x RJ45 SFP is now included in the box of each the Tx and Rx to compensate for the removal.