The PN-LC2 AQUOS BOARD range of smart interactive displays combines genuine 4K Ultra-HD resolution and an intuitive "Pen-on-Paper" user experience. The single USB-C connector makes it so simple to walk into a room, plug in your device and start working together straightaway. The PN-LC2 AQUOS BOARD interactive displays also feature an integrated controller with whiteboard, overlay and wireless functionality to help enhance your productivity. 75" Class ( 74.5" diagonal) Screen Size Brilliant Ultra-HD (3, 840 x 2, 160) Direct Lit LCD Display 20-Point PrecisionTouch Screen Technology Built-in SoC controller with Arm Cortex - A55 quad-core processor Built-in Whiteboard application for quick meeting notes Built-in Wireless LAN and Bluetooth connectivity for wireless presentations SHARP Pen Software Included to create on-screen annotations and graphics SHARP Touch Viewer Software provides Easy Manipulation of Multiple File Types OPS - Compliant Expansion Slot 400 cd/m2 Brightness 1, 200:1 Contrast Ratio Built-in 15W per Channel Stereo Audio System