NanoVNA-F V2 50kHz-3GHz IPS 4.3Inch LCD Display Vector Network Analyzer S-A-A-2 Antenna Analyzer Sho E-880 Measurement frequency: 50KHz -3GHz Display: 4.3inch, Resolution 800*480 Battery: 5000mAh Li-ion Battery RF output power: -9dBm (error within 1GHz: ±1dB) Frequency accuracy: <0.5ppm S21 dynamic range: 70dB (1.5GHz), 60dB (3GHz) S11 dynamic range: 50dB (1.5GHz), 40dB (3GHz) 2-port return loss: 20dB typ (1.5GHz), 13dB min (3GHz) Number of calibration points: 101 points Number of scanning points: 101 points Number of traces: 4 Number of mark points: 4 (the mark point bar can be moved up and down on the screen) Setting save: 5 groups (after saving, it can be directly recalled when it is used next time, no need to recalibrate, and the saved parameters before the last shutdown will be automatically recalled when it is turned on next time) Support calibration result interpolation, can measure without recalibration after adjusting the measurement frequency band Scan time: about 1.9s/1 time (50kHz ~ 3000MHz full frequency band)