Most VideoRay ROV Configurations are delivered with one of our Tether Deployment Systems (TDS) - tether management cases designed to store, manually payout, and retrieve your tether while keeping it protected and clean. Both our Standard and Extended TDS cases have a retractable handle and wheels for easy transportation and consist of rugged Pelican 1620 hard cases with custom slip rings, manual winch handles, and 4.5 m (15 ft) leads of tether to the Control Panel.