ine tune your sounds with Band Sound Equalizers. Adjust the control to improve specific frequency and achieve desired quality. 7 Band Equalizers makes this product (preamplifier and equalizers) for your record player. A simple interfaces allows you to easily adjust sound level with the trebles, middle and basss control Enhances your setups with sound equalizers. for home entertainment system, recording studio, and live performances, this device allows you to fine tune sound for personalizeds experience. Elevates your experience with sound equalizers. experience improved sound claritys and precise by adjusting the equalization bands to suit your preference. unlocks the full potential of your devices and enjoy highly sound quality. 7 Band Sound Equalizers Basic Parameters: 7 Band Sound Equalizers Preamplification for Gain4580 Classical Amplifier Provides 5Times Amplification (14Db); Output Impedances 600Ohms. Equalization Band: 60Hz,150Hz,400Hz,1Khz,2.5Khz,6.5Khz,15Khz. Output Impedances:600Ohms. 3.5Mm Input Interfaces Supports 4Pole Plug, Voltage: AC100-240V Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on Colour:Black Material:iron Size:.115x85x32mm/4.53x3.35x1.26inch Package Contents: 2 x Sound Mixing Console Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.