Professional Headphone Amplifier System for Stage and Studio Applications. 8 Independent Stereo Amplifier Sections, 8 Independent Direct Inputs, 2x Main Stereo Inputs, 8-Digit LED Output Meter Per Channel, Mono/Stereo Switch Per Channel, TRS Front & Rear Phones Connector, Parallel main outputs enable the cascading of several headphones. POWERPLAY PRO-8 HA8000 V2 features superior performance, routing and mixing functions to accommodate even the most discerning set of ears. Two independent stereo Main Inputs, along with a dedicated Direct Input on each channel allows individual performers to obtain a more customized monitoring mix. When optimized mixes have to reach multiple listeners, each with their own specific requirements, the HA8000 delivers high-quality headphone mixing – in a class all its own!