Detail: 4 Channel VoIP SIP GSM Gateway With 4 SIM Card for Free Call , NAT Transversal Specification: # Brand name: DBL # Model Number: GoIP 4 # Type: VoIP GSM Gateway # SIM....
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: Fixed Wireless Terminal VoIP SIP Gateway RAM 32M IMEI Change Quick details # Brand name: DBL # Model Number: GoIP-16 # type: VoIP GSM Gateway # Protocol: SIP & H.323 # Support: VPN, ....
Detail: 3 Channel Voip To Gsm Gateway Cross-Network , Radio Repeater Gateway Quick Detail: # Model Number: RoIP302 # type: Radio Repeater # Channels: 3 # Protocol: SIP # Support: Radio, ....
Detail: 2 Port VoIP ATA Adapter DTMF RFC 2833 , Analog Telephone Adapters Quick details # Place of origin: Guangdong, China # Model Number: HT-922T # type: VoIP FXS Gateway # Size: 10.5* 6.8....
Detail: Fixed Wireless Terminal DBL GSM FXS Gateway For system Integrators Quick detail: # Brand name: DBL # Model Number: GS-1I # type: VoIP Gateway # Ports: 1-GSM& 1-FXS # Size: 13* 10* ....