Detail: VLAN / Qos SIP VoIP GSM Gateway , PSTN Gateway with Linux Operating System Quick detail: 1. Quad band 2. Bulk SMS/ USSD 3. IMEI changeable 4. Support SIM Bank 5. VoIP SIP& ....
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: Intercom Network Radio Over IP Gateway SIP With VLAN / Qos , GSM Module Quick Detail: # Model Number: RoIP302 # Type: Intercom system # Channels: 3 # Protocol: SIP # Support: Radio, ....
Detail: SIP And H323 SIM Card Gateway With Internal Antenna Fixed Wireless Quick detail: # Brand name: DBL # Model Number: GoIP 1 # type: VoIP GSM Gateway # SIM Cards : 1 sim card # ....