https://www.amazon.com/Strix-Pro-Gaming-Headset-Orange/dp/B00PLN4ESA
These look to be them.
http://www.amazon.com/gp/product/B00PLN4ESA/ref=pd_lpo_sbs_dp_ss_2?pf_rd_p=1944687582&pf_rd_s=lpo-top-stripe-1&pf_rd_t=201&pf_rd_i=B009NN15XG&pf_rd_m=ATVPDKIKX0DER&pf_rd_r=0601K22K2V84FCV10A3D