... VC++, VB, DELPHI, PB, C++ Builder,. NET, WEB GXUSB-8-line telephone voice boxFeatures and Benefits: With USB interface, ... Is capable of automatic sound response, call recording and automatic sound response, message and transferring call to agent Each module is designed ... audio editing and tone analyzing tool Application areas: IVR CALL CENTER VOICE MAIL VOICE BROADCAST GXUSB-8-line telephone voice box