Sharp PN-C703B, 70", 1920 x 1080 pixels, 3000:1, Multi-touch, Infrared (IR), 20 W Sharp PN-C703B. Display diagonal: 70", Display resolution: 1920 x 1080 pixels, Contrast ratio (typical): 3000:1. Speaker power: 20 W. Analog signal format system: NTSC, PAL, PAL 60, SECAM. Interface: USB, Microphone connectivity: 3.5 mm, Headphone connectivity: 3.5 mm. Product color: Black