Modern walk through metal detectors are designed to support efficient screening and may process hundreds of people per hour under suitable operating conditions. Actual throughput depends on several factors, including the detector model, number of screening lanes, sensitivity settings, security procedures, crowd behavior, bag-check requirements, and how frequently secondary screening is required. A properly planned screening checkpoint can help keep lines moving while maintaining the desired level of security. High-attendance events may require multiple walk through detectors and trained operators to achieve the necessary screening capacity. TDSS can evaluate expected attendance, arrival patterns, venue entrances, and security requirements to help determine the appropriate number of units. Planning the screening layout in advance can improve both security effectiveness and the overall guest experience.