* Support Skype VoIP platform.
* Alternative dialing with the box over Skype.
* Binding with Skype account,can activate Skype speed-dialing
  through ordinary dialing mode.
* Dial and answer a call with ordinary telephone through internet.
* Built-in USB sound card.
* Support DECT,2.4G,900M and the like cordless,Skype as
  wireless to long-distance,echo cancellation.
* Support key telephone system and PBX,realizing internet
  phone system group.
* Automatically check and switch the USB line and PSTN line.
* 3 way conference call.Can make conversation through USB
  line and PSTN line at the same time,switched by " * * 0 ".
* LED prompts the line status.
* PC-to-PC,PC-to-PSTN,PSTN-to-PSTN.
Hardware:

No external power required.
Sound card built-in.
System requirement.
Support Skype 3.8, skype 4.0

Packing Details:

Unit Dimension: 15.0*14.0*4.5cm.
CTN Packing:20pcs/carton

CTN Measurement:31*23.8*29cm

G.W. For CTN:8.8KG