Technical Information:

Impedance: 250 Ohm (also available as 32 and 600 Ohm version)

Sensitivity: 96dB/mW

Amplifier requirement: Yes

Detachable Cable: No

Target Headphone Loudness: 110,0 dB Sound Pressure Level

Power Required: 25,12 Milliwatts

Voltage Required: 2,50 Volts

Current Required: 10,12 milliamps