WiFi Indoor pan/tilt IP Camera, H.264, CMOS 0.3 Megapixel ... 64,81-channel , no user limited , centralized monitor, remote record and playback , Skype message alarm, skype telephone alarmSystemOperation systemEmbedded ... up slot for Mico SD cardView by SD Card Remote browsing, download of content from 32G tf card NetworkSocketRJ ... size16.4*16.3*14mm (L*W*H) Pan/Tilt/ Infrared CMOS H264 wireless ip camera