1.h.264 box ip camera. 2.Wifi 802.11.b/g 100M distance ... 2000M distance. 3.POE(802.3AF-class0,) supply works IP Camera works demo link:http://gotcha.dyndns.biz:145 guest/ ... linear channelAudio Input (callback)1 channel, microphone.Supported protocolsTCP, UDP, IP, HTTP, SMTP, DNS,ARP, ICMP, POP3, NTP, IPsec, ... /XP/2003Microsoft Internet Explorer 5.x or higher IP Box Camera with IR-Cut Filter function.