Detail: 8 Sim Card GoIP Asterisk SMS Gateway Protocol SIP & H.323 , VLAN and QoS Quick detail: # Brand name: DBL # Model Number: GoIP 8 # type: VoIP GSM Gateway # SIM Cards : 8 sim card # ....
With over 15 years of experience in designing, developing, and manufacturing VoIP products, DBL Technology has established her name as a leading supplier of VoIP GSM gateways ( GoIP) , SIM Bank, ....
Detail: 1 Channel GSM Sim Card Gateway , VPN PPTP Relay Server GOIP1 Quick detail: # Brand name: DBL # Model Number: GoIP 1 # SIM Cards : 1 sim card # Protocol: SIP & H.323 # Support: SMS....