??Dual Channel Signal Generator? ---- Widely Used In Electric Power, Communications, Meteorology, Railways, Oil Fields, Construction, Measurement, Scientific Research And Teaching Units, Industrial And Mining Enterprises And Other Fields. Environmental Conditions: Temperature: 0~40 Oc Humidity:<80% ??Soft Panel Buttons Easy To Press? ---- TFT Color Display Hd Display, With Character Function Display, Large Screen Color Display, At A Glance. Panel Buttons, Soft Buttons, Feel Comfortable, Easy To Press The Multi-Function Combination Button. Display Display Type: 2.4 Inch Tft Color Lcd Display ??With Retractable Support Frame? ---- Rear Jack With Square Wave Output Jack And Usb Communication Port, This Unit Is Also Equipped With A 5V Adapter. With Product Support Frame, There Is A Retractable Support Frame, Which Is Supported On The Table Top. Power Supply Voltage Range: Dc5V±0.5V ??Ttl Level Mode Serial Interface? ---- Interface Mode: Usb To Serial Interface; Extension Interface: With Ttl Level Mode Serial Interface For User Secondary Development; Communication Speed: Adopt Standard 115200Bps; Protocol: Using The Command Line, The Protocol Is Made Public ??Large-Scale Integrated Circuits? ---- Manufacturing Technology: Surface Mount Technology, Large-Scale Integrated Circuits, High Reliability, Long Service Life. Prompt Tone: Users Can Turn On Or Off By Setting Program. Operating Characteristics: All Key Operations, Knob Continuous Adjustment