IK Multimedia iRig Acoustic Stage, Mobile Microphone with Stage DSP / Interface for Acoustic Guitars, Clip microphone for direct attachment to the soundhole, DSP / Interface with feedback suppression, 6 Presets with different tone settings and USB port for computer / mobile devices, Microphone Type: MEMS, Omnidirectional, Frequency range: 15 - 20,000 Hz / - 3 dB, Max. SPL: 130 dB SPL, Signal-to-noise ratio: 101 dBA, Maximum body thickness: 4 mm, Microphone connector: 2.5 mm mono-cable, Analogue Aux input: 6.3 mm mono-cable, Impedance: 11 kOhm, Analog output: 6.3 mm mono-cable, Impedance 50 Ohm, USB connector: Micro USB, Conversion: 32 bit / 48 kHz, USB class-compliant, Power supply: 2 AA batteries, USB, Dimensions of the microphone: 31.7 x 32.2 x 18.8 mm, Cable length of the microphone: 1.5 m, Weight of the microphone: 20 g, Dimensions of the DSP / Interface: 101 x 72.3 x 23 mm (without clip), Weight of the DSP / Interface: 99 g (without batteries)@+*Delivery:*@+@+, IRig Acoustic microphone, IRig Acoustic Stage DSP / interface, Belt clip, Carrying case, 2 batteries 1.5 V AA