The RTL-SDR BLOG V3 is a low-cost software defined radio USB dongle.
RTL-SDR R820T2 TCXO Dongle / Dipole Antenna Kit - jetvision Webshop
Dongle RTL-SDR.com V3 TCXO + SMA + Bias-T USB key with R860 tuner
KRAKENSDR-01 KrakenRF
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Best value RTL-SDR on the market, RTL-SDR is an affordable dongle that can be used as a computer-based radio scanner for receiving live radio signals
RTL-SDR V4 (Software Defined Radio) with Dipole Antenna Kit
RTL-SDR Blog V3 R860 RTL2832U 1PPM TCXO HF Bias Tee SMA Software Defined Radio with Dipole Antenna Kit : Electronics
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RTL-SDR BLOG V3 USB Dongle with Dipole Antenna Kit - WRL-22957 - SparkFun Electronics
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