USB Phone

KTL-504 Introduction:
USB Phone is a solution which utilizes USB audio to work with different VoIP softwares. It mainly helps PC users to make VoIP calls work like traditional PSTN calls. Also, the USB phone can be used to directly control the VoIP softwares. For achieving this, it is mainly through the communication between the driver we provided in the PC and the program in the MCU of the USB phone. We now support 4 different VoIP softwares: Skype, MSN Messenger, SJPhone and Net2Phone. System Requirement
IBM Compatible PC (Notebook Computer), Pentium 300MHz or above
32 MB Memory, 20 MB HDD
Any internet connection (LAN, ADSL, VDSL, Modem, Cable Modem) with 56k bps or above
Win 2000 or XP (Home or professional) OS
SIP compatible if any Service KTL-504 USB Phone Features:
Compatible with Skype, Net2Phone, SJ, MSN & Yahoo Messenger, and other systems customization
Real API utilized
Free phone calls among PC users
Low air time cost (IP to PSTN calls)
High adaptability & compatibility
With both NGN & PSTN Telephony requirements & regulations (Cisco, Nortel, FCC, PTT...)
Traditional telephony MMI (User friendly