Input: 1/4inch single jack connector (tip live, sleeve grounded) or 3-pin XLR connector (pin 2 live), unbalanced.<br> Parallel link output 1/4inch jack connector for feeding other devices directly or through a buffer amplifier.<br> Attenuator at 0dB; At 20dB; At 40dB<br> Impedance: 1 Mohm 47k ohms 47k ohms<br> Maximum input level before clipping +9dBu +29dBu +49dBu<br> Output: 3-pin XLR connector, transformer balanced output. Will drive lines above 600 ohms. Maximum output level before clipping is greater than +9dBu when using battery or phantom power.<br> Frequency Response: 30Hz to 20kHz, +0/-1dB<br> Noise: Less than -105dBu, unweighted, 22Hz to 22kHz, rmsx<br> Harmonic Distortion: Less than 0.005% at 1kHz, OdBu output.<br> Power:<br> Phantom Power Requirement: +20 VDC to +48 VDC<br> Current Draw: Phantom power, less than 8mA.<br> Different batches may have different appearances, which will not affect the use; different light or display may cause color difference in the actual product<br> Colour:Photo Color<br> Material:Aluminum Alloy<br> Package Contents:<br> 1x Active DI Box<br> 1x 9V Battery<br> Only the above package content, other products are not included.<br> 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.<br> 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. Sold by-Minnanxin