Keysight x-series Programmer's Reference

2 User Interface
2.3 Measurement Display
Note also that the Window Data dropdown sometimes includes controls for further
configuring the window, for example, in LTE choosing the desired Component
Carrier and Data format.
Vector Modulation Analyzer Mode User's &Programmer's Reference 116

Keysight x-series Specifications

General

Analysis Bandwidth	Up to 1 GHz (depending on model)
Real-Time Bandwidth	Up to 1 GHz (depending on model)
Form Factor	Benchtop
Connectivity	LAN, USB, GPIB
Resolution Bandwidth	1 Hz to 10 MHz (depending on model)