1、Multiple Analog Modulation: This malachite receiver supports multiple types of analog modulation: AM, SSB, NFM, WFM. 2、Multiple Functions: This malachite receiver can change the filter width and can be used as an adaptive noise suppressor, threshold suppressor, noise coverage, ARU, equalizer. 3、Powerful Development Boards: This malachite receiver applies the 480 MHz clock frequency of the powerful for STM32H743 development board. 4、3.5 Inch Display Touching Screen: This malachite receiver has a 3.5 inch touch screen display with a clear screen and very easy to operate. 5、Wide Application: This malachite receiver is very versatile and can be used while out camping, hiking, trekking and skiing. Item Type: Malachite Receiver Frequency Range: 50 GHz to 200 MHz (Default Version) or 4 GHz to 2 GHz (APP Registered Upgrade Version) All Types Of Analog Modulation: AM, SSB, NFM, WFM; Powerful Features: Variable Filter Width, Adaptive Noise Suppressor, Threshold Suppressor, Noise Coverage, ARU, Equalizer. Display: 3.5 Inch IPS Display Touch Screen. Dynamic Blocking Range: Approx. 85dB. 1 x Module 1 x USB Cable 1 x Display Screen