3.5Inch DSP2 SDR Malachite Radio Receiver 10kHz-380MHz 404MHz-2GHz Radio Speaker
Frequency range:10kHz-380MHz, 404MHz-2GHz. Antenna: 50 Ohm female female pin SMA connector High impedance mode (DSP2 or DSP1 with optional board) Bias tee active antenna (DSP2 or DSP1 with optional board).