Skype/USB Box provides the high quality of VoIP communication by easy connection to the Internet. Skype/USB Box can be connected to the regular phone and enable the user to place an internet phone call exactly the same as if you are placing a regular call. It has been designed to be interoperable with messenger voice communication program such as Skype, MSN, Net2Phone, QQ etc.. Features Small dimension, cost-effective High quality and stability 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 Skepy 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 program like MSN One RJ11 interface to PSTN and one RJ11 interface to normal phone One USB interface to PC Getting Started PreparationsUnpack the carton and check Install the Skype program and create an account Read the user\'\'s manual for manipulations Place your PSTN line into the box Connect your phone to the box Plug in the box with the USB cable Install SkypeShark and re-boot Run SkypeShark Check the connectivity between SkypeShark and Skype LED Indicators Act LED Indicator (Green): Turn on when the box is powered by USB. Wink when talking over Skype. Turn off when the box is not powered on. Line LED Indicator (Green): Wink when the PSTN line is not connected or invalid. Turn on when talking over PSTN. Turn off when talking over Skype or on-hooked. ACT Line IP IP LED Indicator (Green): Turn on when talking over Skype. Turn off when talking over PSTN or on-hooked