USR-G806 software Manual Technical Support: h.usriot.comJinan USR IOT Technology Limited www.usriot.com404.1. AT+VERFunction: query the firmware versionQuery: AT+VER+VER:e.g.send: AT+VERreturn:+VER:V1.0.94.2. AT+MACFunction: query MACQuery: AT+MAC+MAC=e.g.send: AT+MACreturn:+MAC:D8B04CD012344.3. AT+ICCIDFunction: query the ICCID codeQuery:AT+ICCID{CR}{CR}{LF}+ICCID:code{CR}{LF}{CR}{LF}e.g.send: AT+ICCIDreturn:+ICCID:898600161515AA7099174.4. AT+IMEIFunction: query the IMEI codeQuery :AT+IMEI{CR} or AT+IMEI?{CR}{CR}{LF}+IMEI:code{CR}{LF}{CR}{LF}OK{CR}{LF}e.g.send: AT+IMEIreturn:+IMEI:8683230232383784.5. AT+SYSINFOFunction: query the net infoQueryAT+SYSINFO{CR}