Feature:1. Reliable Work: Adopting RTL2832U and R820T2 main chips, the SDR receiver has stable working performance in radio reception.2. Wide Coverage: Designed to have 25‑1760MHz receiving frequency, can crack analogue sub tones, digital sub tones and so on.3. Practical Use: Can be used for FM radio, aviation band, meteor monitoring ADS B decoding radar, signal reception, etc.4. Simpler Works: You can set automatic search and scan as well as using this receiver to crack and demodulate voice signal.5. Easy Carrying: Comes with a light weight and a compact size, the convenient carrying will largely simplify the outdoor use.Specification:Item Type: RTL SDR ReceiverMaterial: Aluminium alloy, PCB. Applicable: Listen to shortwave single side band communication, FM radio, calls, aviation band, meteor monitoring ADS B decoding radar, signal reception, etc. Package List:1 xRTL SDR ReceiverNote:Pay attention to the correct operation.