4 channels keysight vector signal generator

{"cid":"91217181","title":"M9484C VXG Keysight Vector Signal Generator 4 Channels 9 kHz to 54 GHz","imgUrl":"https:\/\/img.ismap.com\/nimg\/52\/4b\/d2f0a492b707a32dcd0548c08980-200x200-1.jpg","attrs":{"Price":"Negotiation","Brand Name":"Keysight Technologies","Model Number":"M9484C","Minimum Order Quantity":"1","Delivery Time":"1~3 Working Days","Certification":"ISO17025","Place of Origin":"USA","Payment Terms":"Western Union, MoneyGram, T\/T","Supply Ability":"In Stock","Packaging Details":"Carton","Frequency":"9 kHz to 54 GHz","RF Bandwidth":"Up to 2.5 GHz","Waveform Playback Memory":"Up to 4096 MSa","RF Channels":"1\/2\/4 Channels"}}

{"cid":"91223923","title":"6 GHz EXG Vector Signal Generator RF Signal Generator Keysight N5172B","imgUrl":"https:\/\/img.ismap.com\/nimg\/0d\/89\/a62df74e7ee1e6df4857ad2c96fb-200x200-1.jpg","attrs":{"Brand Name":"Keysight\/Agilent\/HP","Model Number":"Keysight N5172B","Minimum Order Quantity":"1","Delivery Time":"3-5 days","Payment Terms":"L\/C,D\/A,D\/P,T\/T,Western Union,Western Union,T\/T,MoneyGram","New \/ Used":"Used","Frequency Range":"9 kHz \u2013 6 GHz (Option 506)","Vector Modulation Bandwidt":"160 MHz internal (200 MHz external I\/Q)","Calibrated Output Power":"+27 dBm to \u2013144 dBm with electronic step attenuator","Phase Noise":"\u2013122 dBc\/Hz @ 1 GHz, 20 kHz offset (typ.)","EVM (64-QAM)":"0.4 % for 802.11ac\/LTE waveforms"}}