Specifications Power Supply USB C 5V DC or 6 15V DCPower Consumption 4W maxBuilt in Speaker Output 3W maxSignal Input 3 5mm audio jack single channel 5Vp p maxNoise Reducer Levels OFF 9 10 levels Low Pass Filter Levels OFF 6KHz 3 5KHz 2 4KHz 2KHz 1 8KHz 1KHz 700Hz 500Hz 200Hz 10 levels Display 0 96 inch TFT screenDimensions 88mm W x 38mm H x 100mm L Weight 230gFeatures 1 Versatile Noise Reduction Adjust noise reduction levels with precision across 10 settings to achieve clear audio for QSO sessions 2 Advanced Low Pass Filters Choose from 10 adjustable low pass frequency levels to tailor audio clarity for different scenarios 3 Enhances Non DSP Equipment Designed to upgrade legacy radios without DSP functionality for a superior QSO experience 4 Compact and Lightweight Design Streamlined dimensions 88mm x 38mm x 100mm and 230g weight ensure easy portability 5 User Friendly Control Panel Equipped with a 0 96 inch TFT display for clear signal input monitoring and simple settings adjustments Package Included 1 x Digital Noise Reducer