Phantom Power Requirements    24-48V DC, 3 mA typical
Output Impedance                     360 ohms
Insertion Loss                           1 dB (150 ohm source, 100k ohm load)
Mute Attenuation                       55 dB at 1000Hz 35 dB at 100Hz 30 dB at 50Hz (150 ohm 
                                                 source, 100k ohm load)
Mic Attachment                         XLRF - type, XLRM - type, Switch with LED
Dimensions                               112mm X 142mm X 40mm (Width X Depth X Height)
Weight                                      1.2 kg