GN Netcom Quick Disconnect to Amp Cord 01-0203 GN QD to RJ12 Clip - Jabra part# 01-0203 Can connect to VXI G Series, Smith Corona Classic Series too For use on their GN 8000 Series Headset Amplifiers Bottom cord for GN QD headsets to 8000 Amplifiers Contact HEADSET WORLD USA prior to ordering with any questions regarding compatibility