GHS StringsGHS A133 Soundhole mic

Cardiod microphone is mounted at the end of a 5" gooseneck. Unit clips to the edge of the soundhole. Mic head may be positioned inside the guitar or outside, as the player deems most satisfactory. Mic is powered by 1 AA battery (battery life ~1 year). High quality low impedance (10, 000 ohm) output signal. Frequency response of 100-15000 Hz.. For maximum performance, we suggest using a special Low Impedance Miniflex Cable (1/4" male phone plug to XLR 3-pin male plug).