4 channels keysight vector signal generator

{"cid":"91217181","title":"Keysight M9484C VXG Vector Signal Generator with 9 kHz to 54 GHz Frequency, 2.5 GHz RF Bandwidth, and 4 Channels","imgUrl":"https:\/\/img.chinax.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":"91224244","title":"Keysight Agilent N5172B Vector Signal Generator 100kHz to 6GHz American Origin with 3-Month Warranty","imgUrl":"https:\/\/img.chinax.com\/nimg\/2b\/08\/7402421a5d708675dbc8bb580678-200x200-1.jpg","attrs":{"Price":"US $15653.00 \/ Set","Brand Name":"keysight &Agilent","Model Number":"N5172B","Minimum Order Quantity":"1","Delivery Time":"around 15 days","Place of Origin":"Germany","Payment Terms":"L\/C,D\/A,D\/P,T\/T,Western Union,MoneyGram","Supply Ability":"20 pieces\/day","Input frequency, standard":"10 MHz","Input frequency, Option 1ER":"1 to 50 MHz (in multiples of 0.1 Hz)","Stability":"Follows the stability of external reference input signal","Lock range":"\u00b1 1 ppm","Amplitude":"> \u20133.0 to 20 dBm, nominal","Impedance":"50 \u2126, nominal","Waveform":"Sine or square"}}