<p>1. Lower power supply noise, less noise when using harmonics;</p> <p>2. Built-in 400mAh battery</p> <p>3. Add a Micro-SD card to save the ;</p> <p>4. Add support;</p> <p>5. Modify the port names to Port1 and Port2</p> <p>Measurement Frequency: 10KHz -1.5GHz</p> <p>RF Output: -13dbm (maximum -9dbm)</p> <p>Frequency Accuracy: Less than 0.5ppm</p> <p>Measurement Range: 70dB (50kHz-300MHz), 50dB (300M-600MHz), 40dB (600M-900MHz) enable extended firmware)</p> <p>Port SWR: Less than 1.1</p> <p>Display: 2.8 inch TFT (320 x240)</p> <p>USB Interface: USB Type-C; Communications Mode: CDC (Serial)</p> <p>Power Supply: USB 5V 120mA, built-in 650mAh electricity, maximum charging current 0.8A</p> <p>Number of Calibration Points: 101 (Fixed)</p> <p>Number of Scanning Points: 101 (Fixed)</p> <p>Display Tracking: 4, Marking: 4, Save Setting : 5</p> <p>Measuring S parameters, voltage standing wave ratio, phase, delay, chart and the like</p> <p>Colour:black</p> <p>Material:Metal + Plastic</p> <p>Package Contents:</p> <p>1 x host (including 2.8-inch touch screen, 400mAh battery)</p> <p>2 x 20cm SMA male to male RG174 RF cable</p> <p>1 x SMA female to female connector</p> <p>1 x SMA Simple Calibration Kit SHORT</p> <p>1 x SMA Simple Calibration Kit OPEN</p> <p>1 x SMA Simple Calibration Kit LOAD</p> <p>1 x USB Type-C data cable</p> <p>1 x Touch pen</p> <p>1 x Picks</p> <p>Only the above package content, other products are not included.</p> <p>Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.</p>