Input impedance: 600ohm/10K (AC impedance) Output impedance: 600ohm/10K (AC impedance) Mode: Passive Main functions: 2-channel physical isolation, balanced/unbalanced conversion Frequency response: 20HZ-25KHZ (±<0.2dbref1khz), Standard loss: <0.7db (ref1khz1Vrms), Insulation resistance: DC1000V100ohm, Isolation voltage: AC50Hz-60Hz0V-1500V, Material: Metal, colour: Black XLR audio signal isolator is made of imported alloy materials, to make audio perfect docking. two way XLR+6.35 input, and two way XRL output. It support balanced/unbalanced signal input/output. Color: Black Material: Metal Package Contents: 1*Audio Isolation 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.