Features: The rtlsdrs receiver features a 1 ppm TCXO for stable frequency accuracy, enhanced R820T2 tuner with lower noise floor, and full band coverage from 100KHz to 1.7GHz for professional radio signal analysis. Equipped with RTL2832U + R820T2 architecture, this sdrs device supports AM/FM/CW/USB/LSB demodulation, direct sampling up to 24MHz, and USB connectivity for real time spectrum display and signal recording. Ideal for radio enthusiasts, engineers, and researcher ADS B decoding, shortwave communication monitoring, or meteor scatter tracking with high sensitivity hardware. Perfect for capturing aviation band transmissions, decoding AIS maritime signals, or analyzing FM broadcasts home, in labs, or during outdoor field operations. for sdrs# and HDSDR software, this rugged metal builts receiver enables adjustable bandwidth control, signal playback, and multi device synchronization for advanced RF exploration. Specifications: Material: Iron Color: 7.5x2.8x1.4cm Package Includes: 1PC sdrs Receiver 1PC Suction Cup Holder 2Pcs Telescopic antennas note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the Pictures may not reflect the actual of the item.