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).
Solution de téléphonie IP / VOIP Forfait illimité fixe et mobile en France et en Europe, Forfaits 100% illimités vers tous les opérateurs 24h/24 et 7j/7.