VoIP Products
3G Callnet supplies the hardware that connects a business phone system to its lines and users: FXO/FXS, GSM and PRI gateways, PRI cards, IP phones and headsets from Dinstar, Sangoma, Synway, OpenVox, Grandstream, Plantronics and Vonia.
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FXO/FXS Analog VoIP Gateways
An FXS gateway connects analog phones and fax machines to a VoIP phone system; an FXO gateway connects analog telephone lines (PSTN) to a VoIP system. 14 models from Dinstar, Synway, Sangoma.
Learn more: FXO/FXS Analog VoIP Gateways
GSM / 4G VoIP Gateways
A GSM gateway (mobile SIM gateway) holds one or more SIM cards and connects your VoIP phone system to the mobile network, so calls to and from mobiles go through SIMs instead of landlines. 12 models from Dinstar, OpenVox, Synway.
Learn more: GSM / 4G VoIP Gateways
IP Phones (VoIP Desk Phones)
An IP phone is a desk telephone that makes calls over your data network using the SIP protocol, instead of a traditional phone line. 26 models from Grandstream, OpenVox, Sangoma.
Learn more: IP Phones (VoIP Desk Phones)
PRI Cards (E1/T1/J1)
A PRI card is a PCI/PCIe telephony card that plugs into a server and connects it directly to E1, T1 or J1 digital phone lines. 12 models from Sangoma, OpenVox.
Learn more: PRI Cards (E1/T1/J1)
Trunk / PRI (E1/T1) VoIP Gateways
A PRI gateway connects digital E1 or T1 telephone lines — or a legacy PBX — to a SIP/VoIP phone system, converting calls in both directions. 8 models from Dinstar, Sangoma.
Learn more: Trunk / PRI (E1/T1) VoIP Gateways
Call Center & VoIP Headsets
A call center headset lets agents talk hands-free with clear audio for a full shift. 10 models from Plantronics, Vonia.
Learn more: Call Center & VoIP HeadsetsFrequently asked questions
Which product connects which line?
Analog phones or fax: FXS gateway. Analog phone lines: FXO gateway. Mobile SIMs: GSM gateway. E1/T1 PRI lines: PRI gateway (separate box) or PRI card (inside the server).
How do I choose the right gateway?
Start from the line type you have and the number of simultaneous calls you need, then pick the port count. The Product Finder narrows down the models for you.