Sign In | Join Free | My china-telecommunications.com
china-telecommunications.com
Products
Search by Category
Home >

Of Pstn To Voip

  • Haven't found right suppliers
  • Our buyer assistants can help you find the most suitable, 100% reliable suppliers from China.
  • And this service is free of charge.
  • we have buyer assistants who speak English, French, Spanish......and we are ready to help you anytime!
  • Submit Buying Request

    of pstn to voip

    All of pstn to voip wholesalers & of pstn to voip manufacturers come from members. We doesn't provide of pstn to voip products or service, please contact them directly and verify their companies info carefully.

    Total 32 products from of pstn to voip Manufactures & Suppliers
    Quality IP65 Roadside Pillar VoIP Emergency Telephone PSTN Vandal Proof Telephone for sale

    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
    Verified Supplier

    Hongkong

    Quality Indoor Analog PSTN Phone , Inmate Visitors Hotline Vandal Resistant Telephone for sale

    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.
    Verified Supplier

    Quality VoIP Gateway with 8/16/24/32 FXO FXS Ports for IP PBX, Call Termination for sale

    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.
    Site Member

    Beijing

    Quality Smart Home VOIP GSM 32FXS 1911/1930/1960 ASI BOARD    PBX for sale

    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
    Site Member

    Quality PSTN VOIP PBX Server Abundant Voice Service , Asterisk Voip Gateway Trunking Gateway for sale

    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.
    Active Member

    Guangdong

    Quality MGCP VOIP PSTN Gateway 1FXS+1FXO / VOIP Gateway Service PSTN Phone System Hook Flash Relay for sale

    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.
    Verified Supplier

    Guangdong

    Quality Analog Station 4FXS VoIP Telephony Foreign Exchange Station Trunk Module for sale

    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.
    Active Member

    Quality IP 68 Waterproof Full Keypad Heavy Duty Telephone VoIP Industrial Analog Telephone for sale

    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.
    Verified Supplier

    Quality Smart Home VOIP GSM Gateway IP PBX eSpace U1960 eSpace U1981   Huawei PBX for sale

    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
    Site Member

    Quality huawei espace 7950 series ip phone VoIP SIP Phone eSpace 7903X for sale

    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
    Site Member

    Quality Smart Home VOIP GSM Gateway U1910 espace 1910  Huawei PBX for sale

    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
    Site Member

    Quality PSTN Voip Gsm Gateway , Voip Fxs / Fxo Gateway MWI T.38 Fax Relay DID Echo Cancellation for sale

    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.
    Verified Supplier

    Guangdong

    Quality RJ45 2 Port Gsm Gateway Voip Device Black 2FXS+2FXO SIP PSTN failover Busy Tone Detection for sale

    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.
    Verified Supplier

    Guangdong

    Quality FCC SIP IP65 Handsfree Roadside Emergency Phone Vandal Resistant for sale

    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
    Verified Supplier

    Hongkong

    Quality 1 Channel 0.40kg VOIP GSM Gateway for sale

    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.
    Verified Supplier

    Guangdong

    Quality Two port 4 Channel VOIP GSM Gateway 10 / 100 Base-T Ethernet SIP SIM Card 1 year warranty for sale

    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.
    Verified Supplier

    Guangdong

    Quality 8 Channel GSM Gateway SIP VOIP GP4 1350g 3 lb 12 Vdc 2000 mA Adapter for sale

    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.
    Verified Supplier

    Guangdong

    Quality 2FXOS VoIP Telephony Fxs Module Foreign Exchange Office Foreign Exchange Station for sale

    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.
    Active Member

    Quality Analog Station 4FXS VoIP Telephony Foreign Exchange Station Trunk Module for sale

    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.
    Verified Supplier

    Quality 2FXOS VoIP Telephony Fxs Module Foreign Exchange Office Foreign Exchange Station for sale

    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.
    Verified Supplier

    Inquiry Cart 0