Yamaha BK Designed for faithful reproduction of instrument offering natural and detailed sound Comfortable fit for extended Includes extension cable

Type: Open-air dynamic, Driver diameter: 40mm, Impedance: 48Ω Output sound pressure level: 98.5dB ±3dB, Maximum input: 1000mW, Frequency response: 20Hz~20kHz Plug: 3.5mm L-shaped stereo mini, Cable length: 1.2m, Weight: 180g (including cable) Accessories: 3.5mm stereo mini extension cable (2m), 6.3mm stereo adapter plug (mini plug to standard plug)