The following products are popular with the audio recording industry.
Two channel laptop direct box - Two channel direct box converts Hi-Z signal from a laptop to balanced mic level for PA system. Stereo to mono summing. Comes with RCA and 3.5 mini TRS inputs, XLR-M outputs.
Line Input - Single channel isolator for professional line level inputs up to +19 dBu. May be used with any combination of balanced or unbalanced signals. Comes standard with XLR-F input and XLR-M output.
Line Input - Two channel isolator for professional line inputs up to +19 dBu. May be used with any combination of balanced or unbalanced signals. Comes standard with XLR-F inputs and XLR-M outputs.
Universal Isolator - Two channel ground isolator may be used at the beginning, middle or end of a signal path. Ideally suited for long cable runs for large scale system integration, broadcast stations and recording studios.
Mic Splitter & Isolator - Two channel device provides ground isolation and RFI suppression for low impedance 150~200 Ω balanced microphone signals. Configurable for stereo two way mic ‘splitter’ or noise eliminator.
SUB-XX - Single channel isolator with extended low frequency response for pro audio subwoofers with balanced XLR inputs 5.
Sub Woofer - Dual input isolator with extended low frequency response delivers full bass signal without compromise. Up to +18 dB signal handling at 20 Hz. Comes standard with XLR-F inputs and XLR-M outputs.
Instrument Direct Box - Two channel isolator converts Hi-Z instrument signals to a balanced mic level to interface with PA and recording consoles. Comes standard with 1/4” TRS inputs and XLR-M outputs.
Line Input - Two channel isolator connects at the input of consumer level devices such as hi-fi & AV systems, computer sound cards and automotive audio systems to remove noise via RCA connectors.
Pro to Consumer - Two channel isolator converts +4 dB professional balanced signals down to -10 dB for use with consumer audio devices such as laptops or video recorders. Comes with XLR-F inputs and RCA outputs.