Shenzhen Nuobashi Trading Co.,Ltd

Highlights
compact, portable, and easy to connect
dramatically reduces your size of test
frequency range from 300 kHz to 9 GHz
extends the number of test ports (max four ports)
same GUI and measurement science as Keysight high-performance VNAs
supports all electronic calibration (ECal) modules
What's included:

quick-start guide
USB 3.0 cable assembly
power supply, external AC-DC adapter
power cord
calibration certificate