The Alpha Premier Information Display (PID) variable message sign is designed and built for long-term performance with single-faced or double-faced options available., â– 32k minimum color display for High Color graphics and luminosity, â– Multiple mounting options for easy install of displays, â– Attractive, Slimline cabinet with minimal footprint, â– Front access to all components for easy maintenance, â– 6mm thick polycarbonate lens and tamper resistant fasteners withstand harsh environments, SPECIFICATIONS:, POWER: 120 or 240 VAC single phase, PIXEL PITCH: 7.62 mm (0.3 in), SIGN DISPLAY MATRIX: 48 Rows x 192 Columns, 14.4 in x 57.6 in(additional sizing available), VIEWING ANGLE: 120Ëš, BRIGHTNESS: 4500 nits minimum through PC cover, COLORS DISPLAYED: 32K minimum, SUNSHIELD: Optional (shown), LIGHT SENSOR: Internal light sensor, one per sign face, PROTOCOL: Compatible with leading industry protocols, COMMUNICATION OPTIONS: Wired or fiber ethernet is standard; WiFi is available, OPERATING SYSTEM: Linux, OPERATING TEMPERATURE RANGE: -40ËšC to 50ËšC (-30ËšC cold start), WEIGHT: Single-faced 95 lbs., Double-faced 155 lbs., DIMENSIONS: Single-faced 21.2 in x 64.4 in x 9 in, Double-faced 21.2 in x 64.4 in x 14.7 in, FCC: Part 15, Subpart B, Sections 15.107b and 15.109b for Unintentional Radiators, Class A digital devices, WARRANTY: 2-year limited warranty