Feature:1. Eliminate noise from the audio system when the computer connects the projector or the display.2. 20-24 K Hz, Full audio rage. Applicable to audio professional scenes, such as the stage & concert.3. Eliminate the voltage differences, caused by different phase lines, or different ground line, etc. (When the voltage difference is greater than 5V, it will produce tripping, power failure, burning fuses, etc;even breakdown of the chip in the serious situation.)4. The unbalanced signal is converted to a balanced signal with the difference Kanodo Line, & the signaltransmission distance from 20 meters increases to 100 meters.5. In the scene of the stage, when the musician changes the signal line or musical instruments, there isno impact sound will be generated. Specification: Channel FRAIP-S: Singlechannel FRAIP-D: Doublechannel Interface FRAIP-S: Input Port: Kanodo Standard (female) Output Port: Kanodo Standard (male)FRAIP-D: Input Port:6.35 Kanodo Standard (female) Output Port: Kanodo Standard (male) Primary Proportion 600:600 Frequency Response 20 Hz-24 K Hz Power Supply Passive Signal Distortion-0.5d B Frequency Response Smoothasahorizontallineintherage 20-24 K Hz. With Frequency Response Diagramby APFunction Electricalisolationelectricalprotection Components Independentdesign. High-performancetransformerswithexcellentparameter Package Included:1 X Audio Isolator 1 X 3.5-6.35mm Audio Cable 1 X Storage Box