Profile: SSE Audio Group provides professional audio services including hire, pro audio sales and audio installations. Our products include flightcases, monitors, wheelboards, prosight, power distribution and setdeck. Our prosight provides accurate measurements for setting the angle of elevation of loudspeaker systems, particularly line or tangent array types. The sender unit with laser module mounts to the system bumper or rigging frame. It contains a precision solid-state inclinometer, calibration storage and a rugged housing.