Klark Teknik DN60

Frequency Response: 15Hz - 22kHz
Microphone input: .25mV/uBar to 1mV/uBar
Sensitivity: 120dB spl - 50dB spl
Powering: 14V dc phantom power (nominal)
Connector: XLR3 on front panel
Line input: Balanced or unbalanced
Sensitivity: +20dBm to -50dBm in 10dB steps
Impedance: 47k ohm
Connector XLR3 on rear panel
Attenuation accuracy: ±0.2dB
'A' weighting: selectable to IEC 651 type 1
Pink noise output: Digital pseudo random white noise generator with pink noise filter
Frequency distibution: -3dB/octave 20Hz - 20kHz ±1.0dB
Level: +4dBm (adjustable)
Impedance@ 1k ohm (unbalanced)
Connector: XLR3 on rear panel
Data output: via interface (optional)
Power requirements: 110/120/220/240V 50/60Hz
Watts: <30vA
Physical:  19" standard rack mount x 2U