Dinstar Multi-SIM VoIP GSM/3G/4G gateway adopts the cutting-edge Multi-SIM technology, 4 SIM slots per 1 GSM/3G/4G channel, enables the smooth transit between mobile and VoIP networks.
Combined the features of GSM/3G/4G gateway and built-in SIMBank, it is a easy-to-deploy and cost-effective solution for enterprises, service providers, bulk SMS services.