Software CD & Micro USB Lead. The Videx GSMSK is a Windows PC programming kit consisting of a CD software disc and a micro-USB lead. Designed to work with Videx GSM intercoms and modules, such as the 4812 Digital GSM Series, it allows a user to connect from a laptop or PC (via micro USB) to programme the call buttons or apartment numbers (depending on the GSM system) as well as other features unique to the GSM system being installed.. Kits contains Software CD & Micro-USB lead. Compatible with: Digital GSM Series (4812/4812R), GSM4K, GSM4KCR and the 2270 GSM interface module. Windows based - does not support MAC or Android devices. PC Requirements: Windows 7 (Service Pack 1) or later & .NET 4 framework