IR day and night vision for recording or not (optional)              HD720P Portable DVR with 2.5" TFT LCD Screen. Screen:can be 270 degree WhirlMode: Video Recorder / CameraImage sensor: 1/4 color CMOS WXGA HD SensorRecording resolution:1280 * 720/ 848*480/ 640*480 pixels (fps 10/ 20/ 30 fps to be selected)Video format: H.264 format, playable on windows media playerRecording time: 2/5/15 min. to be selectedPower source: Built-in rechargeable Li-ion battery or 12/24 V Car ChargerAngle of view: 120 degreesMicrophone: included, can record voiceSupport SD/ MMC Card: up to 32GBInterface : USB2.0/ HDMILoop recording,Time and date StampSize:107* 63* 33 mm   (L*W*H)Q/C: 24 pcsNet Weight: 12.5 kgGross Weight: 13.5 kgCarton Size: 50*31.5*31 cmPacking: Neutral packing