SP721 Desktop Controller The SP721 provides reliable remote access for voice, data, and control of CS7000 Control Stations. On This Page Capabilities Contact Us Public Safety Commercial Land Communication Systems Public Safety and Professional Communications Utilities Communication Systems/Networks Capabilities Features Remote voice and data access to CS7000 Control Stations Easy-to-use controls based on the CH721 Control Unit Industry-standard Controller Area Network (CAN) interface Related Domains & Industries Solutions that solve our customers' toughest challenges. view all capabilities Public Safety Commercial Land