Aphex 124B Stereo Audio Level Interface ConverterSeamlessly Integrate Pro and Consumer Audio Gear Introducing the Aphex 124B Stereo Audio Level Interface. Bridge the gap between consumer and professional audio equipment for pristine audio quality and flexible connectivity. Connectivity: Two way buffer for 10dBV consumer and +4 or +8dBm pro systems Outputs: Two high quality balanced outputs Balancing: Servo balancing