Blustream AD11AU Analogue Audio Delay Processor w/Volume ControlOur AD11AU has been designed to help correct audio delays incurred when separating audio and video signals in an AV system. The AD11AU can add a delay of up to 1 second selectable in 15 increments and has line level volume adjustment of 75dB to 0dB. Key Features In line 2ch analogue audio delay with line level volume control Supports 48KHz 24 bit sample rates Selectable audio delay from 50 1,000ms 0 500ms in steps of 50ms 500 1,000ms in steps of 100ms