DS-D5B75RB/D
Hikvision DS-D5B75RB/D 75-inch 4K Interactive Flat Panel W/ Camera and Microphone array, Backlight: DLED, 3840 × 2160@60 Hz, 350 cd/m² Brightness, Color Depth: 10 bit, Processor: A72*2 + A53*4, 1.8 GHz, Memory: 4 GB, Built-In Storage: 64 GB, Built-in Wi-Fi, Built-in interactive whiteboard system, Compatible with OPS/OPS-C devices, Max 45 point multi-touch, Built-in 2 × 16 W loudspeaker, 8MP Camera, Omni-directional 6-array layout, 100 to 240 V, AC, 50/60 Hz.