2 GHz(SG392), 4 GHz(SG394) and 6 GHz(SG396) modelsDual baseband arb generatorsAnalog and vector modulationI/Q modulation inputs(300 MHz RF BW)ASK, FSK, MSK, PSK, QAM,VSB & customPresets for GSM, EDGE, W-CDMA,APCO-25,DECT, NADC, PDC,ATSC-DTV and TETRAGPIB, RS-232 and Ethernet