The ViewSonic® CDE4320 is a 43'' (42.51" viewable) 4K Ultra HD commercial display purpose-built to deliver eye-catching imagery for hotels, restaurants, retail, business, and more. With stunning 3840x2160 resolution, 350-nit high brightness, wide viewing angles, and dual 10W speakers, this display provides immersive, high-impact messaging wherever needed. In addition to HDMI and DVI inputs to connect with various high definition devices, this display utilizes an integrated multi-core processor and 16GB of internal memory, allowing customers to playback multimedia content via USB without the need for a PC. To make life even easier, the bundled vController software offers easy maintenance and intuitive interfaces for remote management via a PC server or laptop, and its flicker-free and blue light filter technologies help provide a comfortable viewing environment. ULTRA HD RESOLUTION With four-times the resolution of Full HD, this Ultra HD 3840x2160 display delivers a breathtaking viewing experience with immersive images that are vibrant, clear, and as large as life. INTERNAL SCHEDULER An efficient, user-friendly scheduling interface is available via the on-screen display (OSD). Setup features include time and date scheduling, ensuring that messaging, images, and videos run smoothly and on time. INTEGRATED CONTENT MANAGEMENT SYSTEM Enjoy a free 12-month introductory subscription of the pre-installed Revel Digital Signage software. Revel Digital is a subscription-based content management platform that allows you to transfer multimedia content onto the display from virtually any device and any location. RS232 IN/OUT WITH IR PASS-THROUGH RS232 input and output connectivity provides easy and efficient management of multiple-display configurations from a single laptop or PC. In addition, this display supports IR pass-through functionality for local control of set-top boxes or other connected devices, directly with the display's remote controller. DUAL INTEGRATED SPEAKERS Designed with dual integrated speakers, this display combines incredible screen performance with stereo sound. 3-YEAR LIMITED WARRANTY Have peace of mind in the quality and reliability of your ViewSonic display-backed by one of the industry's best pixel performance policies and a 3-year limited warranty.