Features: [5-Band EQ]- Volume control, presence control, bass control, middle 1 control, middle 2 control, treble control, tuner power on or off button. [Great Tone And Pickup Range]- The complete kit offers great tone and pickup range. [Amplify Electric Box Guitar Sound]- The 5 band powered preamp pickup unit includes all you need to add a pickup to your electric guitar and amplify their sound. [Easy To Read]- With LCD display, more easy to read. Directly seeing the figures, more convenient. [Convenient To Install]- This pickup is made to be installed in the body of any standard acoustic guitar. Convenient to use. Specifications: Color: Blue Battery: DC9V 6F22 battery(NOT included) Frequency response: 20Hz-20KHz Control range: Bass: 12dB at 60Hz, Middle: 12dB at 500Hz, Middle 2: 12dB at 1.2KHz, Treble: 12dB at 3KHz, Presence: 12dB at 8KHz Output jack: 6.5mm and XLR output jacks Package size: 20 x 13 x 5cm or 7.87 x 5.12 x 1.97in Package weight: 200g or 7.05oz Note: The battery is not included. Package list: 1 x Pickup 1 x Pickup stick 1 x Nylon cable 8 x Screw 1 x Cable holder 1 x Battery box Note: 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.