... , Software dialing, playing voice prompt during recording on demand (MODEL: R+ Series ONLY ).9, Supports AGC in volume, which ensures the volume ... error. 11, Drivers is based on event-driven, providing DLL dynamic link library and ActiveX control12, Supports AGC in volume, which ... :WINOWS2000/XP/2003/VISTA/7(32&64 bits)/2008/8DLL dynamic link library and ActiveX controlSupport for VC + +, VB, DELPHI, ...