Kramer Audio Converters and audio mixers

The VA-14 is a high-performance 4-channel mixer for mono balanced audio signals on XLR connectors. The unit inputs four channels of any combination of balanced, line or microphone level audio signals, and outputs to two balanced mixed audio outputs

The 482xl is a high-performance audio transcoder for balanced and unbalanced stereo audio signals. It simultaneously converts balanced stereo signals to unbalanced stereo audio and unbalanced stereo audio signals to balanced stereo audio.