Still image capture Video capturing Conferencing (web cam) Voice recording Size: 88.9 x 60.7 x 26.4mm Image sensor: 3.1 and 5.0M pixels CMOS Resolution: (2,048 x 1,536) 3.1M pixels for TDC-331, (2,560 x 1,920) 5.0M pixels for TDC-531 Interpolated by hardware: 8.0/12M pixels Memory: 16MB built-in flash memory External SD card (supports up to 8GB) Digital zoom: 8x Marco mode (11 to 18cm) 1.5 or 2.0 or 2.4 inches TFT real color display TV output with audio (NTSC/PAL) Voice recorder Video clips: 30fps at QVGA and 20fps at VGA with sound File format: picture: JPEG, video: AVI, voice: WAV Flash: automatic built-in flash (audio, force, off) White balance: auto, sunny, cloudy, tungsten and fluorescent Computer interface: USB 1.1 Power supply: 2 x AAA alkaline batteries Driver free for Windows 2000, ME, XP, Vista and Mac 9.x and X.x