What is it?V1.1 of JBL’s control software for VERTEC system users. DetailsSaid to offer simulation of mixed-model arrays from the entire range of VERTEC enclosures, the V 1.1 upgrade includes a range of new features while retaining much of the appearance and functionality of the original V1.0 version.For example, new VERTEC subcompact line array accessories – VT4886. HARMAN’s JBL Professional is..