4XEM IPCAMW45. Maximum resolution: 640 x 480 pixels, Video formats supported: 3GP, MPEG4. White balance: Auto, Camera shutter speed: 1/60 - 1/15000 s. Sensor type: CMOS, Optical sensor size: 1/0.157 mm (1/4 "). Flash memory: 4 MB, Internal memory: 32 MB. Connectivity technology: Wired