Resolution: 1) 3.1 mega pixels, 4.0 mega pixels by interpolation 2) Super (4.0M - 2304 x 1728) 3) High (3.1M - 2048 x 1536) 4) Middle (2.0M - 1600 x 1200) 5) Low (1.3M - 1280 x 1024) 6) VGA (300k - 640 x 480) / QVGA (320 x 240) for PC camera mode 7) QVGA (320 x 240) and CIF (192 x 144) for video recording mode Specifications: 1) Built-in memory: 8 x 16MB SDRAM 2) External memory expansion: SD and MMC card (memory card not included) 3) Sensor: CMOS 3.1M pixels 4) Flash mode: forced / OFF / auto 5) Self-timer: 10 seconds delay 6) Capture range: 0.5m to infinity 7) Illumination: 100 - 16000lux 8) PC interface: USB port, (no driver software installation is required for Windows ME /2000 / XP) 9) Digital zoom: 4x 10) Color display: 1.4 CSTN LCD 11) Power: 3 x AAA batteries 12) Dimensions: 93 x 62 x 29mm Accessories: 1) Pouch 2) USB cable 3) User guide 4) Softer CD 5) Neck strap Inner packing: Color box Marks: our other models TDC-309AT, TDC-209AS and TDC-209AT are with the same body design as this TDC-309AS. But they are of different solutions. If any interest, please feel free to ask us.