Description
Presonus HD7 dynamic semi-open headphones with single sided cable. 
 Frequency response: 10Hz - 30kHz 
 Max SPL: 98dB (1mW) 
 Impedance: 32Ω 
 Connector: 3,5mm stereo (1/8") with adapter 6,3mm (1/4") 
 Cable length: 2,5m 
 Weight: 222g (without cable)