AT323 IP Phone   Unlike Yuxin and 5111soft, ATCOM always uses our standard reference design. Web manual: SIP IAX2 H323 MGCP. Menu manual: SIP IAX2 H323 MGCP. Telnet manual: SIP IAX2 H323 MGCP. AT323 IP phone uses standard PA168S software. Large PCB. Large LM386 is the 8-pin chip right above the E of ATCOM IP PHONE string. Above 2 pictures taken by Xatvro. Igors Semjonovs provided following pictures based on his version 1.35.005 software. Front. Compared with the first picture, LIVAS TELCOM instead of  PHONE displayed in the second line of the 2x16 LCD. Unless it displays PA168S, both phones need to set debug option to no check, before it can be updated with our standard PA168S software. Large Back. Large Inside. Large