Item Type: Ukulele Pickup Function: 3-segment EQ with color LED tuner Input Impedance: 22M Frequency Response: 20HZ-20KHz Control Range: Bass: [12dB at 100Hz] Midrange: [12dB at 300Hz] Treble: [12dB at 10KHz] Battery Status Indicator: Power Supply: 2 x CR2032 button battery (not included) 1,This product is a ukulele pickup, tuner and equalizer system. At meantime is a 3 band equalizer (bass, midrange, treble) 2,With pressure sensitive ceramic pickup strip. The ukulele pickup is a color tuner with LCD display. 3,With volume control knob and battery indicator. Mini design, easy to install, giveing longer sustain and fuller sound! 4,Can be easily fitted into your ukulele pickup and electric box, which is essential to electrify and amplify their sound 5,This pickup is especially suitable for ukulele lovers, practical and convenient.1 x Pickup1 x Battery Box1 x Pickup Strip8 x Screw1 x Cable Tie1 x BuckleNote: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.