1Barcode content: WLAN MAC (size:6x6mm) 2*XXXXXXXXXXXX* : WLAN MAC 3 XX: AZW revision code RevX.X: Customer revision code 4Lot No.(AA : Factory code, XX : AZW version code, XXXXXXXXXXX: lot number) 5Model AW-CB319 6FCC ID: AK8M18DAQ1 7IC: 409B-M18DAQ1 8(KEEP BLANK)