NX 256 Preloaded 3CX Software 3CX pre installed (Debian) CPU Intel i7 RAM 16GB DDR4 Storage 1TB SSD Dimension 440*335*44MM Warranty 1 Year Power Supply 102 Watt Color Black Concurrent Calls 256 No of Extension 800 Specially designed for 3CX to offer a complete Unifed Communications solution with advanced features right out of the box. Supporting around 256 concurrent calls with 800 users and built using the technology of the open-platform software PBX from 3CX. The Call4tel NX256 is making installation and management of your phone system easier than ever. The new Call4tel NX256 is the most powerful, performant and reliable appliance that 3CX currently supports, integrating smart features like the WebRTC based enhanced video conference, plug’n’play SIP trunk connectivity, state of the art anti-hacking module, and many more. Easy switch between PBX and SBC Os Layer Software to access 3cx Cloud Managed Device (Ready to drop-ship the units) Updates are seamless Installation process done in minutes, minimum down time. Easy, plug’n’play installation of a wide list of IP Phones. Supports more than 250 SIP Trunk providers from 50 countries, directly connected to the PBX or via the Internet. The most secure built-in tunnel connection and anti-hacking module. Extremely well priced, practically the most cost-effective Appliance on the market. Take full advantage of the latest technologies with clear and high quality codecs. WebRTC based Web Conferencing, completely free of charge and included in standard edition. Extremely well priced, practically the most cost effective on the market.