Includes 1x RTL-SDR Blog V3 R860 RTL2832U 1PPM TCXO HF Bias Tee SMA Dongle and 1x Multipurpose Dipole Antenna Kit. This is an RTL-SDR blog V3 software defined radio receiver with RTL2832U ADC chip, R860 tuner, 1PPM TCXO, SMA F connector and aluminium case with passive cooling.