Grandstream HandyTone 881 - HT881
- Supports 3 SIP profiles through 1 FXS port and 8 FXO ports - High performance NAT router - Lifeline support (FXS port will be hard-relayed to FXO port) in case of power outage - 3-way voice conferencing per...
- Supports 3 SIP profiles through 1 FXS port and 8 FXO ports - High performance NAT router - Lifeline support (FXS port will be hard-relayed to FXO port) in case of power outage - 3-way voice conferencing per...
- Supports 3 SIP profiles through 1 FXS port and 4 FXO ports - High performance NAT router - Lifeline support (FXS port will be hard-relayed to FXO port) in case of power outage - 3-way voice conferencing per...
- Supports 2 SIP profiles through 1 FXS port and 1 FXO port - Dual 100Mbps LAN and WAN ports - Lifeline support in case of power outage - 3-way voice conferencing per port - Automated & secure...
- Supports 2 SIP profiles and 8 FXS ports - Strong AES encryption - Automated & secure provisioning options - 3-way voice conferencing per port - Exceptional voice quality with wide band HD codec -...
- 1 SIP profile / 1 FXS port and a single 10/100Mbps port - TLS and SRTP security encryption technology - Automated provisioning options - Supports 3-way voice conferencing - Failover SIP server...
- 4 SIP profiles and 4 FXS ports - Strong AES encryption - Automated & secure provisioning options - 3-way voice conferencing - Exceptional voice quality with wideband HD codec - Supports T.38 Fax for...
- 2 SIP profiles and 2 FXS ports - Strong AES encryption - Automated & secure provisioning options - 3-way voice conferencing - Exceptional voice quality with wideband HD codec - Supports T.38 Fax for...
- 2 SIP profiles / 2 FXS ports and a single 10/100Mbps port - TLS and SRTP security encryption technology - Automated provisioning options - Supports 3-way voice conferencing - Failover SIP server...
- 2 x 50 pin Telco connectors - Gigabit Ethernet and a backlit 128x32 graphic display - 4 SIP Server profiles per system - Independent SIP account per port - Support VMWI, NEON LED and stutter tone for message...
- 32 x RJ11 FXS ports plus & 2 x 50 pin Telco connectors - Gigabit Ethernet and a backlit 128x32 graphic display - 4 SIP Server profiles per system - Independent SIP account per port - Supports VMWI, NEON...
- 24 x RJ11 FXS ports plus & 1 x 50 pin Telco connectors - Gigabit Ethernet and a backlit 128x32 graphic display - 4 SIP Server profiles per system - Independent SIP account per port - Supports VMWI,...
- 16 x RJ11 FXS ports plus & 1 x 50 pin Telco connectors - Gigabit Ethernet and a backlit 128x32 graphic display - 4 SIP Server profiles per system - Independent SIP account per port - Supports VMWI,...