Detailed Technical Specifications for Samsung 51" F4500: Screen Type: Plasma. Screen Size: 51 inches. Resolution: (HD 720p). Refresh Rate: 600 Hz (600Hz Subfield Motion). Picture Quality: Clear Image Panel technology that reduces Dual Image and motion blur. Sound: 2 speakers with 10W power (20W total) with Dolby Digital Plus/Pulse technology. Connectivity: 2 HDMI inputs. 1 USB input (for playing video, photos, and music via ConnectShare Movie). 1 Composite (AV) input. 1 Component input. Power Consumption: 81.0W (Typical), 216.0W (Maximum). Weight: Approximately 55 lbs (approx. 25 kg). Operation: Multi-system color system. Other Features: Very good at displaying black colors. Suitable for viewing in dark rooms (basement)