Featuring two color displays and newly added line keys with LED light, Fanvil X5U provides the direct access to instructions, aiming to offering greater flexibility, productivity, to exceed the different demands of businesses. Harman speaker and wideband codec of G.722 and Opus in this device deliver you an immersive HD audio experience in both high band and low band with the network. High-definition Audio High-efficiency Work Given to superb Harman speaker and wideband codec G.722 and Opus, HD audio in Fanvil X5U enables you to enjoy a crystal-clear and high-efficient group communication. Elegant Outlook Easy Operation Housing a more intuitive design with a 3.5-inch color LCD, a 2.4-inch color side LCD and 4 line keys with LED light, Fanvil X5U series allows a more user-friendly feature customization. Greater Interoperability and Collaboration Matched with accessories, like EHS headset via EHS Cable, WiFi via WiFi dongle and built-in Bluetooth, Fanvil X5U is designed to encourage your flexibility on work.