100KHz-1.7GHz full band -SDR receiver, can be connected to computers, Android phones and other devices using SDR software to receive 100KHz-1.7GHz electromagnetic waves support AM, FM (NFM, WFM), CW, , LSB, USB demodulation. You can listen to medium wave, short wave, FM radio, short wave single sideband communication, intercom call. (New mute detection function: CTCSS, DCS; frequency sweeper, auto-scan, etc.). Product advantages: short- and medium-wave directly to the antenna received signal input to the digital-to-analog converter chip, solving the use of inverters brought about by signal loss, noise, waveform clutter, off-frequency, and other problems, so that the sensitivity is improved, and the waveform display is clear and complete, high resolution, showing the actual frequency Colour:As Shown Material:ABS Package Contents: 1 * Software Radio Rtl2832u Receiver kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.