Koss Porta Pro
Technical Information:
Technical Information:
Impedance: 60 Ohm
Sensitivity: 101dB/mW
Amplifier requirement: No
Detachable Cable: No
Target Headphone Loudness: 110,0 dB Sound Pressure Level
Target Headphone Loudness: 110,0 dB Sound Pressure Level
Power Required: 7,94 Milliwatts
Voltage Required: 06904 Volts
Current Required: 11,51 milliamps