LAN 10/100MB Tx WLAN capability: 802.11b/g WLAN WAP,WEP encryption Wireless antenna: 802.3 af Image sensor: 300K CMOS sensor Lens type: 3.6mm fixed lens Day and night 4pcs highlight IR LEDs IR distance: 10m Video compression: 4 video profiles simultaneously MPEG-4: VGA MPEG-4: QVGA MPEG-4: QQVGA MJPEG: VGA/QVGA/QQVGA (selectable) Resolution: 640 x 480/320 x 240/160 x 120 pixels Image frame rate: maximum 30fps (N), 25fps (P) for all resolutions 2-way audio simplex/duplex 2-way audio 3GPP cellphone 3GPP mobile surveillance, audio/video I/O port Audio in: internal mic audio in Audio out: phone jack audio out Pan/tilt degree pan: 0 to 355°, tilt: -10 to 90° Maximum speed pan: 180°/sec, tilt: 120°/second Preset/camera tour: 64 presets/4 camera tours Motion detection: 4 zones Pre-recording video Send e-mail/FTP/voice alert video System: Windows? 2000, XP, Vista OS Browser: IE 6.0 or latter/Firefox 2.0 or later UPnP level UPnP discover and auto port forwarding Camera installation desktop/ceiling mount NVR software Bundle free: 16CH "SecuGuard Basic" Professional: 16CH SecuGuard Lite and 64CH SecuGuard Pro