Check the listing for details. TKL T2531 Graphic Equalizer Audio Processor Two 31-Band Spectrum Display ot16. Condition: New. Listed at 241.80 USD. Store CategoriesStore Categoriesunlock phonelinear actuatorlarge forcelittle forcefeedback with potentiometersoldering stationWristwatch ToolsTiming Tester/TimegrapherSteam GeneratorMedical EquipmentHome deviceindustrial devicetester toolresistance test meterjewelry repair toolOtherTKL T2531 Graphic Equalizer Audio Processor Two 31-Band Spectrum Display ot16 Product Description NOTE： we don't ship the item to PO BOX address， and we only ship the item to English address, so please leave us your physical English address when you pay. If your country is not listed in our shipping policy, pls tell us your city and zip code, we will check whether your city belong to remote area or not, then tell you the accurate freight.Tks for your understanding and coopera TKL T2531 Graphic Equalizer Audio Processor Two 31-Band Spectrum Display ot16 Description: A dual 31-band equalizer is built with innovative technology and advanced production technology. With advanced circuit design and high-quality components, it can achieve a frequency response of 10Hz-50KHz, a signal-to-noise ratio greater than 90dB, a total harmonic distortion less than 0.005% and a channel isolation greater than 90dB. Moreover, it boasts built-in power supply, hard-wired relay bypass to turn off the power, and two-second power-on delay. Its intuitive design can meet the needs of most sound reinforcement projects. It has simple and intuitive controls. Thanks to built-in DSP memory chip, you can pre-store 10 modes for calling. Press SAVE button lightly, and you can turn knobs CONTRO or GAIN to choose any mode from 1-10. Featuring balanced input and output for low-noise work, chassis/signal ground suspension function eliminates AC noise. Technical Parameters: - Power supply: 220V/110V - Sound transmission gain: 1dB or 11dB - Line input impedance: 15KΩ - Line output impedance: 300Ω - Frequency response: 80Hz-15kHz - Total harmonic distortion + noise: