NANOVNA-H Upgraded Version 2.8 Inch TFT 50Khz-1.5Ghz Vector Network Antenna Analyzer MF HF VHF UHF With SD Card Slot Without Card Features: 1. Lower power supply noise, less noise when using harmonics; 2. Built-in 400mAh battery 3. Add MicroSD card to save test data; 4. Add RTC support; 5. Change the port names to Port1 and Port2 6. MicroSD supports less than 32GB, and only supports SPI mode. 7. It can measure complete S11 and S21 parameters. If you need to obtain S12 and S22, you need to manually replace the wiring of the transceiver port 8. Measure S parameters, VSWR, phase, delay, Smith chart, etc. parameter: 1. PCB: 54mm x 85.5mm x 11mm (excluding connectors, switches) 2. Measurement frequency: 50KHz-1.5GHz 3. RF output: -13dbm (up to -9dbm) 4. Frequency accuracy: less than 2ppm 5. Frequency stability: less than 0.5ppm 6. Measuring range: 70dB: 50kHz-300MHz, 50dB: 300M-900MHz, 40dB: 900M-1500MHz 7. Port SWR: less than 1.1 8. Display: 2.8 inch TFT (320 x240) 9. USB interface: USB type-Cusb-c Communication mode: CDC (serial) 10. Power supply: USB 5V 120mA, built-in 400mAh battery, charging current 1A, can be used continuously for more than 4 hours 11. Number of calibration points: 101 (fixed) 12. Number of scanning points: 101 (fixed) 13. Show trace: 4, mark: 4, set save: 5 packing list: -1 x NanoVNA host (with 2.8-inch touch screen, 400mAh battery) -1 x SMA female to female connector -1 x SMA Easy Calibration Set SHORT -1 x SMA Easy Calibration Kit OPEN -1 x SMA Simple Calibration Set LOAD -1 x USB-CType-C data cable -1 x Touch pen -1 x Pick -1 x USB-CType-C to USB-CType-C cable -2 x 20cm SMA male to male RG174 RF cables