Features: For recording data up to 32Gb,great for data storage and sharing. Latest HW3.6 Antenna,Analyzer with SD Card Slot Design; Measuring S parameters, voltage standing wave ratio, phase, delay, Smith chart. Lower power supply noise, less noise when using harmonics; Built-in 400mAh battery. Add a Micro SDcard to storage test data easily;Add RTC support; Specifications: Spectrum Analyzer PCB: 54mm x 85.5mm x 11mm (without the size of connectors, switches) Measurement Frequency: 50KHz -1.5GHz RF Output: -13dbm (max -9dbm) Frequency Accuracy: ＜2ppm Measurement Range: 70dB (50kHz-300MHz), 50dB (300M-900MHz), 40dB (900M-1500MHz) enable extended firmware) Port SWR: < 1.1 Display: 2.8 inch TFT (320 x240) USB Interface: USB Type-C; Communications Mode: CDC (Serial) Power Supply: USB 5V 120mA, built-in 400mAh electricity, maximum charging current 1A; Number of Calibration Points: 101 (Fixed) Number of Scanning Points: 101 (Fixed) Display Tracking: 4, Marking: 4, Save Setting : 5 Package Includes: 1 x Antenna Analyzer Host (2.8-inch for touch screen and 400mAh battery is included) 2 x 20cm SMA Male to Male RG174 RF Cable 2 x SMA Female to Female Connector 1 x SMA Simple Calibration Kit SHORT 1 x SMA Simple Calibration kit OPEN 1 x SMA Simple Calibration kit LOAD 1 x USB Type-C Data Cable 1 x Type-c to Type-c Line 1 x Stylus Pen 1 x for Touch Paddle note: Please allow 1-2cm errors due to manual measurement,pls make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.