Power:20dBmCountry/Region of Manufacture:ChinaBrand:PeakelectUPC:Does not applyCommunication interface:RS485RF Interface:SMA-KFrequency:433MHzgtin13:Does not applyModel:E800-DTU(433L20-485) V8Type:DTUDistance:3KMVoltage:8V-28VModified Item:NoMPN:Does Not Apply