It works (with the right data setting) when the network cable is plugged in and the WIFI account and password is set up. It compatible the regular amaturish and commercial APRS device and many kinds of APRS Digi repeater station and iGate. With the internal RF + extension radio it can acheive the 2 channel real-time decoding : with internal RF receiving module, and with the extension radio socket, the data could be uploaded to the server while decoding to acheive the real-time APRS iGate network gateway.Built-in reserved temperature chip 18B20 interface, and reserved connection temperature and humidity module BMP180 interface. With a single V antenna + USB upgrade configuration line. Notice: not include power supply, you need to prepare it (5.5mm/2.1mm)by yourself. International buyers please note: a. These charges are buyers responsibility. If the item is not as described or damaged in transportation, please send it back within 7 days upon date of receipt. Items must be unused, in original packaging and include all parts, accessories and packaging. The item "Dual receiving Decoding WIFI Edition APRS Gateway + Cable + External LCD Display" is in sale since Wednesday, November 27, 2019. This item is in the category "Home & Garden\Tools & Workshop Equipment\Other Tools & Workshop Equipment". The seller is "vrg5612" and is located in shenzhen. This item can be shipped worldwide.