Product Description
Do you want to use your regular phone with internet phone over skype?Do you feel the headset is a little bit of inconvenience when you are making a skype phone?

Stw-80 skype/usb phone box is your best choice.You can make a skype communication using an existing normal phone which is more convenient than headset.And stw-80 gives your possibilities to make both pstn and skype phone.

Features:
Make/receive both free voip calls and pstn regular calls simultaneously.
Support skype, an instant message communication tool.
Easy program installation and non-driver installation.
Plug & play supported through usb interface for easy use.
Use the regular phone (corded or cordless) just like usb phone.
Rings on a pstn or voip incoming calls.
Pstn or skype selectable by phone hook-switch.
Dial using the phone keypad for skype "dial" menu.
Built-in sound card for an excellent digital-quality internet phone use.
Echo-free high quality audio sound.
Full duplex communication.
Comply with h.323, sip protocol.
"act", "line", "ip" led indicators.
Support other voice messenger programs like msn.
One rj11 interface to pstn and one rj11 interface to normal phone.
One usb interface to pc.
Small dimension, cost-effective.
High quality and stability.

Specifications
Absolute maximum ratings:
Voltage range:4.75 v to 5.25 v
Humidity: 0%~95%, non-condensation
Mtbf:128,000 hours
Incoming ring indicate time 100 ms

Electrical characteristics:
Supply voltage:Usb bus power
Ring indicate time:100 ms
Line current:23 ma
Line feeding (usb):~48 v dc
Line feeding (pstn):~48 v dc
Ring voltage (usb):~50 vrms 25hz
Ring voltage (pstn):35~120 vrms

Mechanical characteristics:
Dimension(w x l x h):120 mm x 90 mm x 30 mm
Weight(g):Approx.200