This vector network analyzer with 4 inch LCD display screen, so you can see the data more clearly, use 0.5ppm TCXO, and also equipped with a fine performance calibration kit, it is also in small size and easy to carry, come on and try it, it will not let you down.    Features:  Use 0.5ppm TCXO: To ensure the frequency accuracy of high-frequency measurement using 0.5ppm TCXO network analyzer.  It uses the aluminum alloy shielded shell, with a reasonable structure and convenient operation, which can fully protect the internal pre-cision circuit and has a more reasonable definition of the external interface.  High-performance calibration kit: The network analyzer is equipped with a high-performance calibration kit to ensure that the calibration SWR is less than 1.03 when it reaches 3GHz.  Fine amplitude and phase stability: 2 customized high-performance SS405 SMA RF cables can provide fine amplitude and phase stability.  With crystal two-color LED indicator, and the latest Type-c data cable is used, and the performance of connecting to the computer is better.  It is in small size and portable for you to carry and store, so you can take it with you to anywhere you want to use it.    Specifications:  Material: aluminum alloy  Frequency ran-ge: 50kHz~3GHz  Frequency tolerance: <2ppm  Frequency stability: <0.5ppm  System dynamic ran-ge (calibration): 70dB (up to 1.5GHz), 60dB (up to 3GHz)  S11 noise floor (calibration): -50dB (up to 1.5GHz), -40dB (up to 3GHz)  Scanning speed: 100 points/s  USB Interface: USB Type-C  Communication mode: CDC (serial)  Power supply: USB, maximum recharging current 1A  Battery: 1 * lithium battery, 2000mAh (included)  Maximum sw-eep points (USB): 1024  Port 2 return loss (1.5GHz): 20dB typ  Port 2 return loss (3GHz): 13dB MINI  Item size: 130 * 74 * 23mm / 5.1 * 2.9 * 0.9in  Item weight: 410g / 0.9lb  Package size: 245 * 142 * 50mm / 9.6 * 5.6 * 2.0in  Package weight: 470g / 1.0lb    Packing list:  1 * Vector Network Analyzer  1 * Type-C USB Data Cable  2 * SMA Cable and A Barrel Connector  1 * SMA Simple Calibration Set Open  1 * SMA Simple Calibration Set Short  1 * SMA Simple Calibration Kit Load  1 * SMA Female to Female Connector  1 * SMAN/SMA-KJ  1 * Touch Pen