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Total 32 products from of pstn to voip Manufactures & Suppliers |
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Brand Name:J&R Model Number:JR-TP-03 Place of Origin:Shenzhen, China Application Roadside VoIP Emergency Telephone Pillar, Weatherproof & Vandal-proof PSTN Telephone System They are often used at university and college campuses, roadsides, streets, public square, car-parks, police stations, outside buildings, ... |
J&R Technology Limited
Hongkong |
Brand Name:Yuantong Model Number:YT-DJ11 Place of Origin:Shenzhen ,china Vandal Resistant Indoor Analog PSTN Phone for Inmate Visitors Hotline Telephone 1. This Industriale Hotline Telefon make up of handset, cradle, digital keypads, mainboard and microphone in stainless steel body. (250*136*120mm) 2. Handset with armored cord... |
Shenzhen Yuantong Modern Technology Co., Ltd.
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Brand Name:Biocare or OEM Model Number:RVG32 Place of Origin:China RVG32 series voip gateway include 8-32 ports gateway with 1 WAN and 1 LAN, which can connect with common phone or PSTN phone with high-quality voice by codec G.711, G.723, G.729A and so on. It supports several PC machines from enterprise, office or family... |
Beijing RYLink Technology Co., Ltd.
Beijing |
Model Number:32FXS Place of Origin:China Brand Name:Huawei ...VOIP GSM 32FXS 1911/1930/1960 ASI BOARD PBX unified communication gateways offer rich IP-PBX telephony and conferencing capabilities for up to 20,000 users and support for analog equipment in hybrid environments. U1900 Series Gateways provide upstream connections to the Public Switched Telephone Networks (PSTNs... |
Uonel Co.Limtied
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Brand Name:Global Tech Model Number:GT-SS3500 Place of Origin:China PSTN VOIP PBX Server Abundant Voice Service , Asterisk Voip Gateway Trunking Gateway Overview Guangdong Global Telecommunication Technology GT-SS3500 soft switch product can realized various kinds of communication network access such as SIP protocol into IMS/NGN core network or PSTN... |
Guangdong Global Telecommunication Technology Co., Ltd.
Guangdong |
Brand Name:OPTFOCUS Model Number:OFS-CG4-411 Place of Origin:Guangdong, China (Mainland) ... used in residential, SOHO and mobile office VoIP applications. It provides reliable, low- cost, and flexible means to deploy converged communication solutions for network operators and enterprises. OFS- CG4 ... |
Shenzhen Optfocus Technology Co., Ltd.
Guangdong |
Brand Name:ZYCOO Model Number:4FXS Place of Origin:China 4FXS (Foreign Exchange Station) Telephony Trunk Interface Module FXS is an interface that connects to a station, such as an analog telephone or the FXO interface of another PBX. It provides ringing voltage and battery to the FXO devices. FXS interfaces... |
Zycoo Co., Ltd.
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Brand Name:Yuantong Model Number:YT-IPSG20 Place of Origin:China, Shezhen ...Waterproof Full Keypad Industrial VoIP Analog Telephone As a standard analog telephone, the unit provides basic telephone functions and can be connected to any standard two-wire telephone line, including analog PABX lines and PSTN. This heavy duty hotline ... |
Shenzhen Yuantong Modern Technology Co., Ltd.
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Model Number:espace 1960 eSpace U1981 Place of Origin:China Brand Name:Huawei ...VOIP GSM Gateway IP PBX eSpace U1960 eSpace U1981 Huawei PBX Huawei's unified communication gateways offer rich IP-PBX telephony and conferencing capabilities for up to 20,000 users and support for analog equipment in hybrid environments. U1900 Series Gateways provide upstream connections to the Public Switched Telephone Networks (PSTNs... |
Uonel Co.Limtied
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Model Number:eSpace 7950 Place of Origin:China Brand Name:Huawei ... and support for analog equipment in hybrid environments. U1900 Series Gateways provide upstream connections to the Public Switched Telephone Networks (PSTNs) or to voice switches in private networks. Downstream support for IP phones, analog phones, and |
Uonel Co.Limtied
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Model Number:U1910 Place of Origin:China Brand Name:Huawei ...VOIP GSM Gateway U1910 espace 1910 Huawei PBX Huawei's unified communication gateways offer rich IP-PBX telephony and conferencing capabilities for up to 20,000 users and support for analog equipment in hybrid environments. U1900 Series Gateways provide upstream connections to the Public Switched Telephone Networks (PSTNs... |
Uonel Co.Limtied
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Brand Name:OPTFOCUS Model Number:OFS-CG4-422 Place of Origin:Guangdong, China(Mainland) ... used in residential, SOHO and mobile office VoIP applications. It provides reliable, low- cost, and flexible means to deploy converged communication solutions for network operators and enterprises. OFS- CG4 ... |
Shenzhen Optfocus Technology Co., Ltd.
Guangdong |
Brand Name:OPTFOCUS Model Number:OFS-CG4N-422 Place of Origin:Guangdong, China(Mainland) ... quality low density access devices used in residential, SOHO and mobile office VoIP applications. It provides reliable, low cost, and flexible means to deploy converged communication solutions for network operators and enterprises. OFS- CG4 ... |
Shenzhen Optfocus Technology Co., Ltd.
Guangdong |
Brand Name:J&R Model Number:JR330-SC-C Place of Origin:Shenzhen, China ...PSTN. Specifications and characteristics Emergency Telephone, SOS phone with lock key for Roadside, Highway, Subway Standard VoIP/SIP telephone Robust housing, constructed of cold rolled steel Vandal resistant metal button Hands free operation ... |
J&R Technology Limited
Hongkong |
Brand Name:OPTFOCUS Model Number:OFS-GP1I Place of Origin:Guangdong, China(Mainland) ...VOIP GSM SIP Gateway / Voip Gateway Service 1 Channel 0.40kg Voice prompts OFS-GP1I Descreiption: A VoIP GSM gateway (GP) is an IP-based device that enables inbound and outbound VoIP and GSM cellular calls. It is a great alternative to PSTN, especially in area where GSM service is available for VoIP... |
Shenzhen Optfocus Technology Co., Ltd.
Guangdong |
Brand Name:OPTFOCUS Model Number:OFS-GP4 Place of Origin:Guangdong, China (Mainland) ... VoIP and GSM cellular calls. It is a great alternative to PSTN, especially in area where GSM service is available for VoIP call termination. A typical set up is shown as follow: GP is designed to work in conjunction with key phone systems and IP-PBX to |
Shenzhen Optfocus Technology Co., Ltd.
Guangdong |
Brand Name:OPTFOCUS Model Number:OFS-GP8 Place of Origin:Guangdong, China (Mainland) ...VOIP GP4 1350g 3 lb 12 Vdc 2000 mA Adapter OFS-GP8 Descreiption A VoIP GSM gateway (GP) is an IP-based device that enables inbound and outbound VoIP and GSM cellular calls. It is a great alternative to PSTN, especially in area where GSM service is available for VoIP... |
Shenzhen Optfocus Technology Co., Ltd.
Guangdong |
Brand Name:ZYCOO Model Number:2FXOS Place of Origin:China 2FXOS (Foreign Exchange Office & Foreign Exchange Station) Module 2FXOS is the mixed interface of foreign exchange office and foreign exchange station that connect to office and station. It includes 2FXO ports and 2FXS ports and can be combined with BRI, ... |
Zycoo Co., Ltd.
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Brand Name:ZYCOO Model Number:4FXS Place of Origin:China 4FXS (Foreign Exchange Station) Telephony Trunk Interface Module FXS is an interface that connects to a station, such as an analog telephone or the FXO interface of another PBX. It provides ringing voltage and battery to the FXO devices. FXS interfaces... |
Zycoo Co., Ltd.
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Brand Name:ZYCOO Model Number:2FXOS Place of Origin:China 2FXOS (Foreign Exchange Office & Foreign Exchange Station) Module 2FXOS is the mixed interface of foreign exchange office and foreign exchange station that connect to office and station. It includes 2FXO ports and 2FXS ports and can be combined with BRI, ... |
Zycoo Co., Ltd.
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