JBL CSR-V-WHT Wall Plate Remote Control for CSM-21/32 and All CSMAThe JBL Commercial CSR series remote controls, including CSR V, CSR 2SV, and CSR 3SV, can use analog DC voltage to provide logic control ranging from source selection and volume. Wired with Cat 5 cable with universally accepted RJ 45 connectors up to 1000 feet (305 m) length, the CSR series remote controls allow you to remotely select the source and or control the volume on the CSM mixer. Using CSR V remote control with your CSM mixer, you can