Features: 100% brand new and high quality Up to 3GHz vector network analyzer, designed in collaboration with OwOComm. Upgrade metal shell, which is designed to reduce the external interference and improve the measurement accuracy. Use 0.5ppm TCXO to ensure the accuracy of the high frequency measurement frequency. The full metal shell can fully protect the internal precision circuit, and the protection of the external interface is taken into account. Custom high-performance SS405 cable provides good stability, phase stabilization performance, high-performance calibration kit to ensure that the calibration SWR is less than 1.03 up to 3GHz. Package Includes: 1PC x S-A-A-2 host (built-in 2000mAh battery) 1PC x USB data cable cable 2PCs x 30cm SMA male to SS405 male RF cable 1PC x Open SMA Simple Calibration Kit 1PC x Short SMA Simple Calibration Kit 1PC x SMA Charge Simple Calibration Kit 1PC x SMA female to female connector 1PC x EVA carrying case 1PC x Lanyard touch paddle Specifications: Frequency range: 50kHz-3GHz Frequency error: