5 Band Acoustic Guitar EQ Preamp Kit Amplifier Tuner LCD Piezo Pickup Equalizer System with Mic Pickup AcceseoriesFeature:With this preamp, you can spend less time adjusting controls and more time playing. Tone and volume control. With volume, bass, mid-range, treble, pre-adjust knobs. LCD display, easy to read. Powered by a 6F22 9V battery (not included). Low battery, check the LEDs. Automatic and manual tuning modes. Specification: Name: Guitar EQ pickup Material: Plastic, Metal, Electronic CircuitColor: Black Size: Host 97.5*58mm/3.84*2.28''; Battery Pack: 65*49mm/2.56*1.93'' Power Supply: 6F22 9V Battery (Not Included)Note:Due to the different monitor and light effect, the actual color of the item may be slightly different from the color showed on the pictures. Please allow 1-2cm measurement deviation due to manual measurement.1 x 5 EQ Equalizer Band 1 x Piezo Cable 8 x Fixing Screws 1 x Microphone 1 x Battery Pack