1. Support 2-way 6.5/XLR input and output 2. Two-channel physical input-output fully isolated, balanced/unbalanced conversion 3. Isolate external line interference, isolate ground loop caused by current sound, noise, noise 4. Protect equipment from ground voltage difference surge impact static damage, improve sound quality and remove digital taste Model PRO X2 Input impedance: 600Q (AC impedance) Output impedance: 600Q (AC impedance) Input interface: 6.35/XLR (hybrid interface) X2 Output interface: XLR X2 Mode: Passive Main functions: Two-channel physical isolation, balanced/unbalanced conversion Frequency response: 20Hz-25kHz (Less than 0.3dB ref 1kHz) Loss: Less than 0.7dB (ref 1kHz 1V rms) Insulation resistance: DC1000V 100MQ Isolation voltage: AC 50Hz-60Hz0V-1500V Size: 32X69X80MM Weight: 300g Colour:black Material:ABS Package Contents: 1 * audio isolator 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.