- Module for Yeastar iPBX  S-Series / P-Series - 1 onboard E1/T1/PRI Port

- Module for Yeastar iPBX  S-Series / P-Series - 4 onboard module slots - 8 interfaces on the panel

- Module for Yeastar iPBX - 2 BRI Ports (NT/TE)

- Module for Yeastar iPBX - 1 FXS Port + 1 FXO Port (Unique PSTN Fallback Function)

- Module for Yeastar iPBX - 2 FXO Ports (connect 2 analog PSTN (POTS) lines)

- Module for Yeastar iPBX - 2 FXS Ports (add 2 analog telephones)

- 300 (up to 500) Users - 60 (up to 120) Max Concurrent Calls - 24 Max Analog Ports - 24 Max BRI Ports - 6 Max GSM/3G Ports - 3 Max E1/T1/J1 Ports - 100 VoIP Trunks - Optional modules for specific...

- 50 Users - 25 Max Concurrent Calls - 8 Max Analog Ports - 8 Max BRI Ports - 4 Max GSM/3G Ports - 50 VoIP Trunks - V4: LTE SIP Trunking not supported - Optional modules for specific config.

- 20 Users - 10 Max Concurrent Calls - 4 Max Analog Ports - 4 Max BRI Ports - 1 Max GSM/3G Port - 20 VoIP Trunks - V4: LTE SIP Trunking not supported - Optional modules for specific config.

- 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...

- 15 to 120 VoIP calls - WAN Access - VoIP Transcoding Option - Proven Interoperability - QoS and Security - Transparent Telephony Features - High Precision Clock - Flexible Mounting Options -...

- 15 to 120 VoIP calls - VoIP Transcoding Option - Proven Interoperability - QoS and Security - Transparent Telephony Features - High Precision Clock - Flexible Mounting Options - Supported by...

- 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,...

- SIP Cordless phone system - HD Wideband Audio - Easy Web configuration - Large, backlit LCD display - Supports up to 6 DECT cordless handsets - Telephone base unit + KX-TPA50 cordless handset

- Up to Four Simultaneous SIP or T.38 Calls - Proven Interoperability - Comprehensive Signaling & Protocol Support - Transparent ISDN Features - Management & Provisioning—Built - Supported by...

- Provides voice, fax and modem support - Offers toll quality voice compression - Enhanced capabilities (MWI, longhaul, Metering Tones, CID) - Allows Fallback to PSTN for E911 (PSTN breakthrough) or upon...

- Provides voice, fax and modem support - Offers toll quality voice compression - Enhanced capabilities (MWI, longhaul, Metering Tones, CID) - Allows Fallback to PSTN for E911 (PSTN breakthrough) or upon...

- Provides voice, fax and modem support - Offers toll quality voice compression - Enhanced capabilities (MWI, longhaul, Metering Tones, CID) - Allows Fallback to PSTN for E911 (PSTN breakthrough) or upon...