A universal USB-C bottom leads – A cost-effective plug-and-play solution. No software download needed. The JPL Telecom BL-053+PC converts any headset with a PLX QD into a cost effective plug and play solution, with its state of the art USB chipset. JPL Telecom has created a versatile connectivity cable which is easy to use and quick to install. The BL-053+PC is totally universal now and in the future for all softphones. No software downloads needed – Simply use your PC’s mouse to answer or end a call.