Top 10 Best Grandstream

12 lines, 6 SIP accounts, 5 soft keys and 5-way voice conferencing. 48 on-screen digitally customizable BLFspeed-dial keys. 4.3 inch 480x272 color-screen LCD. Dual Gigabit ports, integrated PoE. Supports up to four GXP2200EXT Modules for BLFspeed-dial access to up to 160 contacts.

8 lines, 4 SIP counts, 4 XML programmable context-sensitive soft keys. Dual switched, auto-sensing gigabit ports, built-in poe, USB port. 32 digitally programmable and customizable blfspeed-dial keys. Built-in Bluetooth for syncing headsets and mobile devices for contact books, calendars call transferring. HD audio on the Handset and speakerphone full duplex speakerphone.

Integrated 2 pstn trunk fxo ports, 2 analog telephone FXS ports with lifeline capability in case of power outage, and up to 50 SIP trunk accounts. 1 GHz arm cortex A8 application processor, large memory 512MB ddr Ram, 4GB nand flash, and dedicated high-performance multi-core dsp array for advanced voice processing. Gigabit network ports with integrated PoE, USB, SD card integrated NAT router with advanced QoS support. Supports up to 500 users, 50 SIP trunks, and up to 30 concurrent calls. Comprehensive security protection using SRTP, TLS and HTTPS with hardware encryption accelerator, Fail2ban, Whitelist, Blacklist, alerts and more to protect against attacks.

Smb IP pbx with 8 fxo and 2 FXS ports. Dual Gigabit RJ45 ports with integrated PoE Plus IEEE 802.3At-2009. Zero configuration provisioning of Grandstream SIP endpoints. Supports up to 500 users, 50 SIP trunks, and up to 30 concurrent calls. Comprehensive security protection using SRTP, TLS and HTTPS with hardware encryption accelerator, Fail2ban, Whitelist, Blacklist, alerts and more to protect against attacks.

Designed to provide a centralized solution for the communication needs of businesses, the UCM6200 series IP PBX appliance combines enterprise-grade voice, video, data, and mobility features in an easy-to-manage solution.. The secure and reliable UCM6200 series delivers enterprise-grade features without any licensing fees, costs-per-feature or recurring fees.. The GXP2135 is an enterprise-grade IP phone that supports Gigabit speeds and up to 32 virtual BLFspeed-dial keys, making it ideal for busy workers.. The GXP2135 Enterprise IP Phone features up to 8 linesline keys and 4 SIP accounts using a 2.8 inch color display LCD and full HD audio.. This Enterprise IP Phone supports the fastest possible connection speeds with dual Gigabit network ports, features integrated PoE and includes built-in Bluetooth for syncing with mobile devices and Bluetooth headsets..

Supports 2 SIP profiles through 2 FXS ports and a single 10100Mbps port. Tls and SRTP security encryption technology to protect calls and accounts. Automated provisioning options include TR-069 and XML Config files. Supports 3-way voice Conferencing. Failover SIP server automatically switches to secondary server if Main server loses connection.

Android 7.0 video phone with 16 linesSIP accounts. 8 1280x800 capacitive touch screen IPS LCD, 2 megapixel camera with privacy shutter, dual microphones. Powerful hardware design to support 3-way local conferencing with 1080p30 H.264 and 48KHz full-band audio Opus. Dual Gigabit network ports with PoEPoE, integrated dual-band 802.11ac WiFi and Bluetooth 4.2. HDMI-In port for remote screen sharing, HDMI-Out, USB, Micro-SD.

Dual-band Wi-Fi with efficient antenna design and advanced roaming support. 2 SIP accounts, 2 lines. HD voice dual MIC design with AEC and Noise Shield Technology. Rechargeable 1500mAh battery, 6 hour talk time, 120-hour standby. Configurable button for push-to-talk. Micro USB port and 3.5mm headset jack.

The WP820 offers a portable WiFi IP phone with dual-band WiFi support, built-in Bluetooth, and sophisticated antenna design to allow users to seamlessly roam throughout any WiFi environments.. The WP820 is a portable WiFi phone designed to suit a variety of enterprises and vertical market applications, including retail, logistics, medical and security.. This powerful, portable WiFi phone comes equipped with integrated dual-band 802.11abgn WiFi support, advanced antenna design and roaming support, and integrated Bluetooth for pairing with headsets and mobile devices.. By adding 7.5 hour talk time and HD voice with dual-MICs, the WP820 offers a powerful combination of features, mobility and durability to suit all portable telephony needs.. The GMC08, a battery charging pack for the WP820 that can charge up to 8 batteries at a time, is available seperately..

Built-in rfid chip reader for keyless entry. Sip video streaming to nvrs, video intercom stations, IP phones or smart phones simultaneously. Built with a metal casing to make it weatherproof and vandal resistant. Built-in hemispheric camera allows for 180-degree wall-to wall coverage. Built-in rfid chip reader for keyless entry. Built with a metal casing to make it weatherproof and vandal resistant. Built-in hemispheric camera allows for 180-degree wall-to wall coverage.