2N BlueTower is the optimal solution for medium-sized companies with a high frequency of calls to mobile networks. This is a GSM / UMTS gateway, which can significantly reduce the cost of telephone calls. Its efficient router is able to find the cheapest connection route and will always use the most favorable direction (SIM-card).
MCK communication is a part of Citel technologies, The VoIP Migration Company. MCK products like EXTenders, Gateways, and DTI call center solutions, are now available through Citel.