Up to 12 FXS Extensions Up to 4 CO/BRI lines 8 VoIP Users 8 Concurrent Calls 2 GSM/WCDMA/4G LTE Channels | https://www.yeastar.com/s412-voip-pbx/
Standard and Affordable SIP Phone for Business The SIP-T42G is a feature-rich sip phone for business. The 12-Line IP Phone has been designed by pursuing ease of use in even the tiniest details. Delivering a superb sound quality as well as rich visual experience. Supports seamless migration to GigE-based network infrastructure. With programmableKeys, the IP Phone supports vast productivity-enhancing features. Using standard encryption protocols to perform highly secure remote provisioning and software upgrades.
Revolutionary SIP phone with a multitude of professional features The SIP-T46G is Yealink latest revolutionary IP Phone for executive users and busy professionals. New designs appears the commerce, with high-resolution TFT color display, delivering a rich visual experience. Yealink Optima HD technology enables rich, clear, life-like voice communications. Supports Gigabit Ethernet, a variety of device connections, including EHS headset and USB. With programmable keys, the IP Phone supports vast productivity-enhancing features.
•20 Users •10 Concurrent Calls •Up to 4 FXS/FXO/BRI Ports •Up to 1 GSM/3G/4G Channel | https://www.yeastar.com/s20-voip-pbx/
50 Users 25 Concurrent Calls Up to 8 FXS/FXO/BRI Ports Up to 4 GSM/3G/4G Channel | https://www.yeastar.com/s50-voip-pbx/
•100 Users (expandable to 200) •30 Concurrent Calls (expandable to 60) •Up to 16 FXS/FXO/BRI Ports •Up to 6 GSM/CDMA/3G/4G Channels •Up to 2 E1/T1/PRI Ports | https://www.yeastar.com/s100-voip-pbx/
300 Users (expandable to 500) 60 Concurrent Calls (expandable to 120) Up to 24 FXS/FXO/BRI Ports Up to 6 GSM/CDMA/3G/4G Channels Up to 3 E1/T1/PRI Ports | https://www.yeastar.com/s300-voip-pbx/
4G LTE Module provides full voice capabilities, high speed data transmission for S-Series VoIP PBX, supporting 3G/4G network standard, VoLTE*, and powerful SMS features.
