Features 1、[Signal Source Output Range] The signal source output range is 35MHz‑4.4GHz, which can display and analyze a simple spectrum. 2、[Touch Screen] Spectrum analyzer has touch function, no button operation is required, and it can be operated directly by clicking on the touch screen. 3、[4 Mode] With four modes, which is Network mode, Spectrum mode, Point mode, Sweep mode, and the default mode is Network mode after booting. 4、[Lightweight And Portable] Frequency analyzer is compact, lightweight, can be easily handheld for measurement, portable, and can be taken to various places. 5、[Durable Material] This spectrum analyzer is made of high quality plastic material, which is safe, durable, stable, and can be used for a long time. Specification Item Type: Spectrum Analyzer Material: Plastic Function: 35MHz-4.4GHz signal source, sweep frequency signal generator, simple frequency spectrum Output Frequency Range: 35MHz-4.4GHz, Step: 1kHz Output Power (For Reference): +-2dBm Spectrum Input Frequency Range: 35M-4.4GHz Frequency Accuracy (After Calibration): +-1k at 1GHz Low Noise Input Signal Amplitude: -70DBM at 0.5G Maximum Input Power: +5dBm Power Supply: USB2.0, USB3.0 (+5V/0.3A, preferably connected to USB3.0) Interface: USB2.0, USB3.0, SMA Package List 1 x Spectrum Analyzer 1 x USB Data Cable 1 x Connection Line 1 x Chinese And English Manual