3X IRIS-2 Sound Hole Control Preamp Guitar Pickup Piezo Pickup System for Acoustic Folk Guitar

3 Band EQ 1 Volume,1 Tone EQ,Piezo and C-Mic Blender Input Impedance: 22MOhm IRIS-2 Sound Hole Preamp Guitar Pickup Frequency Response: 20Hz-20kHzYou may also like 3 Band EQ Pre-Amp Equalizer Pickup,Guitar EQ Equalizer Piezo Pickup System with LCD Screen Display for Guitar Accessory$$Music.