PCBEST NETWORK Robust SIP Phone ActiveX Control

Support NAT traversal via STUN & symmetric RTP
Interoperable with various 3rd party SIP end user device, Proxy/Registrar/Server, and gateway products
Advanced Software Digital Signal Processing (DSP) to ensure superb hi-fidelity audio quality
Advanced and patent pending adaptive jitter buffer control, packet delay & loss concealment technology
Support popular vocoders including G.711 (alaw and mulaw), G.726, GSM, iLBC(20ms and 30ms) and Speex.
Dynamic negotiation of codec and voice payload length
Support Silence Suppression, VAD (Voice Activity Detection), CNG (Comfort Noise Generation), Line Echo Cancellation (G.168), and AGC (Automatic Gain Control)
Support DIGEST authentication and encryption using MD5 and MD5-sess.
Support one button audio-recording feaure.
Support music on hold.
Playback and recording sound devices can be different
Support Call hold and tranfer
Support DTMF in audio and SIP info

To web hoster: We provide LiveTalk Serivce for your site. Your site viewers can call you from your webpage.

PCBest Network Robust SIP ActiveX is a completely web configurable SIP phone now. Click here learn how to preconfig your SIP web phone. It can work with HTML buttons too.

Open the ActiveX Reference Manual.

How to setup? Click here to open the phone. Internet Explorer will ask you if you want to install "PCBest Network SIP ActiveX" at the first time, choose "Install ActiveX".

If your browser cannot open the phone for you, then please do the next steps 1-3, or skip to step 4 to do configuration.

Step 1:Download Trail Version 1.0.7.8 (The only limitation of the trial version is that the conversation will be cut off after 3 minutes, but you can make unlimited calls). It is only USD $19.99 to register your control.
Step 2: Install.(If you have installed previous version of this ActiveX, please uninstall it first)
Step 3: Launch web phone by click here, or application phone in Start/All Programs/PCBEST Network Webphone/WebphoneApp.exe.

Options. (Set your SIP account here)
Call Logs and Phone Book
Audio Record
Voice Mail Indicator(WMI)
Advanced Call Features(Auto Answer, Do Not Disturb
Dial out or Redial
Hungup call.
Hold/Unhold call.
Transfer call.
Line 1.
Line 2.

Step 4: Configure your sip account, then restart(If you want to receive incoming calls). If you don't have SIP account, you can still make outbound test calls by doing step 6.

Step 5: To see if your sip account number is displayed on the screen.

Step 6: Dial out. To make a test call, you can dial 8888@pcbest.net to hear a test music or 8000@pcbest.net to do echo test.
Step 7: Enjoy!

If you want to use this ActiveX phone in your program, you can find the entry after you installed the ActiveX. See the picture below:

If you want to develop your own SIP applications, it is very easy to do that by using our SIP Software Development Kit(SIP SDK).