JBL CSM14 Four Inputs/One Output Commercial Series MixerThe CSM 14 Four Inputs One Output Commercial Series Mixer by JBL is backed by the combined technological prowess of multiple Harman brands and can be easily configured for a wide range of applications such as providing background music, security, and paging in schools, hospitals, restaurants, and fitness facilities. For I O, the mixer features Euroblock type mic line input and output connectors, as well as unbalanced RCA inputs. The chassis features