SONY MDR-7550 - IEM headphones

The MDR-7550 headphones are custom built for live performance by utilising large calibre 16mm dynamic drivers to enable a wide dynamic range with clear and accurate sound reproduction. This model offers a unique multi-layer diaphragm (comprised of hundreds of layers of polymer, each less than 0.01-micron thick) and a flexible ear hanger made of TEKNOROTE material. Newly developed hybrid silicone rubber earbuds, with three sizes to fit different ear types, are included. • Frequency Response 3-28kHz • Impedance 16 Ohms • Weight 7.09g (.25 oz) • Power handling 500m