The <strong>DSAN PSL-20V</strong> Podium Signal Light for use with the Limitimer PRO-2000</p><p>Select sounds from the on board beeper, display time remaining clock, phase lights or both; disable top lights for timing privacy; daisy-chain multiple signal lights on a Cat-5 or XLR cable; each can be set to receive output from one, all or any combination of programs.</p><p>Additional signal lights may be plugged into on-board jack. </p><p><strong>Note: 1 PSL-20V is included in a Limitimer System ( PRO-2000 or PRO-2000BT)</strong><br />Top lights may be turned off for privacy. Front digits can be turned off for less intrusive time control or be made to stop counting at 0:00.</p><p>Limitimer is an automated timekeeper that controls a remote signal light alerting speakers to the end of allotted time. </p><p>Limitimer...Keeps time at lectures, forums and legal proceedings. Maintains pace of programs. Builds confidence that no one's time is unfairly curtailed. Spares moderators the need to interrupt and helps speakers end smoothly.</p>