Best Sip Phone

Xblue QB System Bundle with 4 IP9g IP Phones Including Auto Attendant Voicemail Cell & Remote Phone Extensions & Call Recording Black QB1004

USE PHONE COMPANY LINES or VoIP PHONE LINES - With QB1 you have the option to connect up to (4) standard analog (cable/telephone company) phone lines and/or (10) VoIP Lines (SIP Trunks). The QB1 system supports up to (20) individual phone system extensions..
IP9g HD PHONES - This bundle includes the new IP9g Color Display IP Telephones with Wi-Fi & Bluetooth capability. Go wireless with the IP9g Wi-Fi dongle & eliminate office phone wiring. The dual IP9g Color Displays show call details, call logs & the call status of XBLUE Cloud phone system users..
ALL INCLUSIVE FEATURE PACKAGE - No Add-On Fees for additional features like Voicemail to Email Delivery of Messages, Branch Office/Remote Worker Extensions, Multiple Auto Attendants, Queues / Ring Groups, Call Recording of All Calls/Per Call are all included as standard features.
CELL PHONE SYSTEM EXTENSIONS - Any cell phone can be a fully independent XBLUE Cloud phone system extension, no desk phone needed. Or, use your cell phone as a mirrored phone system extension and have your IP9g desk phone and your cell phone ring at the same time..
HOME OFFICE/REMOTE WORKER - System users can be located at their home office or at a branch office. Their IP9g phones will operate exactly the same as system ....

Yealink T46U IP Phone, 16 VoIP Accounts. 4.3-Inch Color Display. Dua...Gigabit Ethernet, 802.3af PoE, Power Adapter Not Included (SIP-T46U).

Large PA systems driven by external amplifier(s).
Small PA systems driven by internal PA1 amplifier (eg. door answering system), and internal relay to open door(s).
Phone ringer amplifier with ability to drive strobe light as visual indicator.
Multi-cast relay up to 4 SIP identities to four multi-cast IP addresses.

Connects directly to an Internet telephone service provider or to an IP PBX.
Dual switched Ethernet ports, speakerphone, caller ID, call hold and conferencing.
Comes standard with AC Power Supply as the SPA303 is not PoE Compatible..

Fanvil X3SG IP Phone Gigabit with 4 SIP Lines and 2 Line Keys and Color Display 2.8-inch (4-Pack).
X3SG is an entry-level color screen IP Phone. With all the necessary VoIP features and other extended features like EHS headset, it provides the high-quality and convenient experience for users at an affordable price..
Bright 2.8-inch 320x240 color display on Fanvil X3SG new version IP phone, provides high-resolution graphics for the user..
With wideband codec G.722 and Opus, X3SG new version prevents the background noise from the external environment and presents you ideal HD audio in communication..
Wireless EHS headset supported by Fanvil X3SG new version through EHS cable allows you to deal with other issues while making a phone call, which is more productive in many working spaces..

Soundstation IP 7000 Conference Station is a breakthrough conference phone that delivers outstanding performance and a robust feature set for SIP-based VoIP platforms. It is the most advanced conferen.