This is a software-defined radio receiver (SDR) with RTL2832 chip, 0.5 TCXO (customization optional), and MCX connector, offering a frequency range between 25 MHz and 1760 MHz. It is ideal for use as a radio scanner with free computer software such as SDR#, HDSDR, SDR-Radio, Linrad, GQRX, or SDR Touch on Android. Compatible with Windows, MacOS, Linux, Android, and embedded Linux systems, this device supports various applications including general wireless scanning, air traffic control monitoring, radio security, ADS-B aircraft tracking, marine radar, ACARS, relay radio, P25/MOTOTRBO digital voice, POCSAG, weather balloon tracking, APRS, weather satellites, meteor satellites, radio astronomy, meteor scatter observation, and DAB reception. It also serves as an affordable platform for amateur radio enthusiasts. This model features an improved tuner design with 0.5 TCXO (optional customization), providing high frequency stability with minimal drift, accurate initial offset, and tight temperature deviation tolerance. Enhanced component tolerances and MCX connectors contribute to reliable performance. A USB 2.0 port is required for operation, though it is generally compatible with most USB 3.0 ports. Please note that compatibility cannot be guaranteed on all USB 3.0 ports; ensure your computer has a USB 2.0 port if needed. Installation on Windows is straightforward. For setup instructions, refer to the free SDR quick start guide available online. Key Features: - Fully assembled and ready to use - Compact size - Frequency range: 25 MHz to 1760 MHz - Covers VHF and UHF bands - Supports AM, NFM, FM, USB, LSB, and CW reception modes - MCX antenna connector with gold plating for durability and low insertion loss - Housing material: ABS - Color: Blue Package Includes: 1 x Receiver Unit Note: The package includes only the items listed above. Other accessories are not included. Due to lighting effects and differences in display screens, the color of the actual item may vary slightly from the images shown. Measurement tolerance allowed is +/- 1-3 cm.