Key Specifications/Special Features:

Seamlessly integrated with Skype, VoipBuster, VoipCheap, VoipDiscount, SparVoip, Internetcalls, and NetAppel
Upgrade your DECT phone or regular phone to be a PSTN/VoIP Dual mode phone
The standby mode is on PSTN channel (It is necessary for emergency calls such as 911)
Call Alert for PSTN incoming call when you are on a Skype call
Call Hold allows you to handle VoIP and PSTN at the same time
Speed-dial up to 99 contacts
FSK Caller ID
Intelligent Router for SkypeOut calls
Auto-replay with an instant message when you are unavailable
Live update the driver automatically
Compact and delicate design
Fully functional FXS port
Echo cancellation technology ensures smooth and clear sound
USB interface PnP. No external power/sound card needed
LED: power indicator and VoIP indicator
Weight: 95g
Dimensions: 75 x 100 x 21mm
Voltage: 4-5.25 V
Warranty: 1 year
Private lable available