Introducing the latest Vandal Resistant digital 4G GSM series. Answer calls from your door or gate from any telephone number including your mobile so you never have to miss that important caller. With four variants; 4812/4G, 4812R/4G, VR4812/4G and VR4812R/4G, the digital 4G GSM intercom is available for small or large scale applications with the ability to call up to 750 apartments (users) all with the facility to divert to additional numbers if the first is busy or unanswered. A 1000 apartment (user) option is also available. Programming the digital 4G GSM can be carried out using standard SMS text messages, via the onboard keypad, or via either of the GSM mobile Apps (the SMS Wizard App for users and SMS Wizard PRO App for installers and engineers) and / or the GSMSK PC software including the new remote "over the air" feature (programming is still carried out using the PC software without the need to actually connect the GSM module directly to a PC via the micro-USB or RS485 connection). The Apps are available to download for free from Google Play (for android devices) or from the App Store (for iOS devices). Other features include; integrated proximity access control (for up to 2000 users) and DDA compliant call progress announcement both verbally and shown via the blue back-lit 128x64 pixel graphical LCD display, an exit button input, an auxiliary input and output, a dry contact relay and a trade timeclock input the digital GSM can be powered using 12VDC. An event log (up to 8000 stored events) is maintained within the digital 4G GSM module and can be downloaded via the USB port or RS485 bus connection using the GSMSK PC software which also includes many features to simplify the installation and programming process. The events can also be viewed and monitored remotely in real-time using Videx's web browser based events application. These events can be viewed on any device such as a tablet, smartphone or laptop and PC.