Amazon.com: Mini USB RTL SDR Receiver Set, Aluminum Alloy 100KHz-1.7GHz UV HF RTL-SDR with Antenna, for General Radio Scanning, Air Traffic Control, Public Safety Radio, Etc. : Industrial & Scientific
RTL-SDR Dongle VHF-UHF Scanning.
Ham It Up v1.3 Barebones - Nooelec RF Upconverter for Software Defined Radio. Works with Most SDRs Like HackRF & RTL-SDR (RTL2832U with E4000, FC0013 or R820T Tuners); MF/HF Converter with SMA
Amazon.com: rtl-sdr v3
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 :
Portable RTL - SDR Software Defined Radio with Android - YouTube
Amazon.com: rtl-sdr
Amazon.com: SaferCCTV USB DVB-T & RTL-SDR RTL2832U & R820T DVB-T Tuner Receiver MCX Input Antenna for SDR Receiver Scanner HAM Windows7 FM Tracking Air Craf Software Defined : Everything Else