Explore the world of frequencies with our Handheld Spectrum Analyzer, a multifunctional tool designed for both professionals and enthusiasts. This portable frequency analyzer offers a comprehensive range of features to meet all your spectrum analysis needs. Features: Our spectrum analyzer is perfect for all ISM popular frequency bands. It is built on a highly integrated frequency synthesizer that ensures high performance, compact size, and low power consumption. This makes it an ideal choice for fieldwork and on-the-go analysis. Free Firmware Upgrade: Stay up-to-date with the latest features and improvements. The handheld spectrum analyzer supports peak maximum and hold, normal, coverage, and average modes. Enjoy free firmware upgrades that are open to community-requested features, ensuring your device evolves with your needs. Large Capacity Lithium Battery: Equipped with a high-capacity lithium-ion battery, this analyzer provides more than 16 hours of continuous operation. It is USB rechargeable, making it convenient for extended use. The open-source Windows PC client can be connected via a USB-C interface for additional functionality, supporting Windows XP to Windows 7, both 32-bit and 64-bit systems. Single Antenna Spectrum Analyzer: This device can be expanded with internal modules for additional bands and features. It offers broadband coverage of all popular sub-1GHz ISM bands, including 315MHz, 433MHz, 868MHz, and 915MHz. It also covers UHF TV, 70cm and 33cm HAM radios, GSM, and more, making it versatile for various applications. Frequency Area: The spectrum analyzer covers frequencies from 240MHz to 960MHz, accommodating a wide range of uses such as amateur radio, VHF and UHF, FM radio, GPS, WiFi, WiMAX, Bluetooth, and more. It comes with upgraded firmware V1.09 for the Jstvro 3g Combo, ensuring optimal performance. Enhance your frequency analysis capabilities with our Handheld Spectrum Analyzer, a reliable and efficient tool for all your spectrum needs. Whether you're in the field or the lab, this device offers the flexibility and power you require.