Features: BasedonSDR architecture, msi001 RFfront-end is used for 12bit quantitative sampling, stm32h743 processor is used, and the mainfrequency is up to 480mhz Functions: variable filter, adaptive noise reduction, threshold noise reduction, noise suppressor, AGCequalizer, etc. The display screen is 3.5inch, capacitivetouch screen with backlit adjustment Dualantenna input option version, front-end attenuation filtermodule, attenuation up to 30dB, high resistance input, improve shortwave sensitivity, add four additional front-end filters Through USB connection to the computer, cat, IQand audiocommunication can be realized Specifications: Processor: stm32h743 Receiving frequency :50 kHz to 49.999 MHz, 50.001 MHz to 249.999 MHz, 400 MHz to 2GHz Demodulation type: amSSB, NFM, WFMCW Sensitivity: better than 0.2-0.3μ V Anti blocking: better than 85dB Working current ：shall not exceed 300mA Real-time sampling bandwidth:160kHz Battery capacity：3000mAh with USB-type interface Overall size is 147 x 77 x 25mm/5.8 x 3 x 1" Package Includes: Malachite Host + Extended Version Bracket One Antenna Charging Cable note: Due to the different monitorsand light effect, the actual color of the item might be slightly different from the color showed on the pictures. Please allow 1-2cm measuring deviationdue to manual measurement.