Different tuning and less accessories - same legendary Yamaha engineering and design prowess You'll notice that the Yamaha YH-4000 wired open-back headphones look very similar to the company's flagship YH-5000SE , save a few distinct design touches. The

Details Different tuning and less accessories - same legendary Yamaha engineering and design prowess You'll notice that the Yamaha YH-4000 wired open-back headphones look very similar to the company's flagship YH-5000SE , save a few distinct design touches. They are built similarly also and include high-precision Orthodynamic drivers, Yamaha's take on the planar magnetic principle.