EzTV666 USB Receiver & Low-Cost Software Defined Radio (SDR) - Realtek RTL2832U + Elonics E4000-Based SDR RTL-SDR, compatible with most major SDR software packages! Frequency capability of approximately 64-2300MHz Frequency range can be expanded down to 300kHz with our Ham It Up upconverter IMPORTANT: This device CANNOT be used to receive OTA television within North America which uses the ATSC standard. This device CAN be used within North America and anywhere else as a low-cost software defined radio receiver with the appropriate software.