Our company is a voip wholesale carrier,which is based in hongkong having many years experiments in the voip wholesale marketing ,providing best routes with competitive rate and professional technology team.
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).