... 4.Audio Compression: G.711 and AAC-LC IR IP Camera FeaturesCMOS image sensor Max. resolution: 1920*1080 Support ... AAC-LCSupport D1, Half-D1, CIF ,JPEGBuilt-in Web Server for a easy monitoring, configuring and upgrading with ... direction(optional)Audio CompressionG.711; AAC-LCNetwork protocolTCP,UDP,IP,HTTP,FTP,NTP,SMTP,DHCP,DNS,ARP,ICMP,POP3 ... -20 °C ~ 60 °COperating Humidity0% -85% IR IP Camera