NooElec NESDR Mini USB RTL-SDR & ADS-B Receiver Set, RTL2832U & R820T Tuner, MCX Input. Low-Cost Software Defined Radio Compatible with Many SDR Software Packages. R820T Tuner & ESD-Safe Antenna Input Included: NooElec USB dongle, antenna, remote control RTL2832U interface IC & R820T tuner IC on USB dongle These are custom USB devices tuned for SDR and include much better components than generics (see description below) Compatible with most SDR software packages; software & drivers may be downloaded freely from nooelec.com Full 1-year warranty & installation support available!