Product Features: Digital demodulation radio based on SDR architecture It features a 192kHz wide spectrogram and waterfall display. With 16bit sampling, it is a high dynamic receiver with CW, AM, SSB and FM demodulation functions. The whole machine adopts all-aluminum alloy CNC shell. It maintains a compact and compact body Immediately take it to the outdoors, enjoy the natural scenery and the fun of the radio anytime, anywhere Base Parameters: Display technology: 4.3inch IPS 800x 480; DC dimming bright LCD Control method: resistive touch screen + rotary encoder Frequency range: 100k~149MHz Working mode: CW, AM, SSB (LSB/USB), WFM, FM broadcast stereo (requires headphones) Step frequency: 1Hz/10Hz/100Hz/1kHz/10kHz/100kHz/1MHz/10MHz Spectral bandwidth: 192kHz, 128kHz, 64kHz, FFT real-time spectrum display Antenna interface: BNC male connector, input impedance 50Ω, maximum input power -20dBm Reference crystal: TCXO 26MHz ±0.5ppm Audio interface: support ordinary 3.5mm earphone and CTIA (American Standard) interface earphone Speaker power: maximum 3W, 4Ω multimedia speaker Charging port: USB Type-C, 5.0V/2A Current consumption: about 250mA at 5V Battery capacity: 5000mAh/3.7V, 18.5Wh, lithium battery Usage time: about 10-12 hours, depending on its volume and brightness Channel saving: Preset 99 channels Chinese station name, station frequency and demodulation mode Receiver Parameters: Gain of RF front-end power amplifier: fixed 20dB Circuit Type: Zero-IF ZIF Side-band suppression: ≥55dB size: 136 x 74 x 22mm Material: aluminium alloy colour: black Package Contents: 1 x Radio Demodulation 1 x USB Type-C Data Cable 1 x BNC Telescopic Antenna 1 x Touch Screen Pen 1 x English Manual 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.