1. Advanced Spectrum Analyzer: This handheld spectrum analyzer covers a wide frequency range from 35 MHz to 4400 MHz, making it ideal for monitoring and analyzing frequency signals. Equipped with a performance STM32F407 microcontroller running at 168 MHz, it ensures precise and responsive signal processing, making it an indispensable tool for RF testing and analysis. 2. Clear Visual Display: Features a 4.3inch TFT color LCD screen (480×800 resolution) for visibility of signal waveforms and measurements. The 700 scanpoint detailed spectrum visualization allows you to easily identify and analyze various frequency signals. 3. Versatile Functionality: Adjustable settings (100 kHz, 200 kHz, 500 kHz) and multiple scan span options from 7 MHz to 350 MHz provide flexibility for different measurement scenarios. With a 50ohm input impedance and an amplitude range of 80 dB to 10 dB, this analyzer is suitable for walkietalkies, toy remote controls, and 2.4G WiFi signal analysis. 4. Portable Design: The specialized aluminum alloy casing offers protection while maintaining portability at just 200 g. Its compact size of 5.7×2.8×3 cm makes it easy to carry and operate, with a convenient rotary encoder for smooth control.