Brand AURSINC Connector Type Wi-Fi, USB Mounting Hardware VHS Wireless Type 802.11b
What is it : M17 Gateway is ESP32 ham digital voice radio(M17 Digital Voice) analog gateway
ver the internet. Support hardware: ESP32, using ESP-Arduino decelopment on Visual studio
code IDE. Support M17 mref reflector, noise cancel, AGC. Using USB serial for host connection
and power supply. Support Wi-Fi connection(UDP) to reflector
Support Web Service Config and Control System: Default M17 server is M17-THA, M17-THA Reflector. The server and the IP address can changed. For example, the server and IP can be changed to M17-USA aand 18.104.22.168.
WIFI Mode: Dedault wifi mode is STATION mode. It auto connects to router name "APRSTH" and password "aprsthnetwork". (change your wifi router's SSID name and password to APRSTH first). Login in router use the IP of this M17 Gateway device, then in settings input your router's new SSID and password then save.
The M17GW can't work in AP mode as it is not stable. If M17GW does not connect apply USB power. The LED flash on power up. Then press the Defaukt button, the LED flash again and it will return to factory default settings. In service DTMF mode enable is useful to sent IP in English voice to 438.500 radio then you can connect use the IP you hear. The software is opensource github M17 Analog Gateway.
The antenna with the white circle mark is 433 Mhz, and no mark is for 2.4g wifi.
The two IC's of note on the module are the SR110U Radio IC and the ESPRESSIF wii IC. I believe the SR110U is a pin to pin replace SA-818 Module. See below fo rmore details.