Check the listing for details. Radial JS3 Passive Microphone Splitter. Condition: New. Listed at 329.99 USD. The JS3 is a professional mic splitter designed to split a single source to multiple destinations simultaneously without signal degradation or noise. A premium Jensen transformer inside provides galvanic isolation to eliminate buzz and hum from ground loops, while maintaining an extremely wide bandwidth with ultra-low distortion and phase shift. Ground lifts on the outputs help further reduce noise, while an input pad allows line-level sources to connected as well. Both the JS2 and the JS3 can be rack mounted for touring and installation purposes, with up to eight fitting in the Radial J-Rak. Features Send one microphone signal to three destinations simultaneously Jensen transformer-equipped for exceptional audio quality Eliminates hum and buzz caused by ground loops Dual isolated outputs provide optimal noise rejection