RCF HDL 50-A 4K 3-Way 8000W Powered Line-Array Speaker Module - BlackProfessional audio engineers looking for a high performance, line array system will be thrilled with the black RCF HDL 50 A 4K, a powered speaker module that is part of a long throw concert line array sound system for touring sound reinforcement for larger sized venues, concert halls, and outdoor events. The speaker provides ultra linear amplitude response, exceptional vocal clarity, and controlled deep basswhile also being easy to stack and fly. It