Item Type: Digital Voice RecorderMaterial: ABSCharging Time: About 1HImage Format: JPGResolution: 1920x1080Lens Accuracy: F, NUMBER 2.25Video Format: AVIBuilt in Polymer Lithium Battery: 500mAhPackage List1 x Digital Voice Recorder1 x Charging Cable1 x Instruction Book 1One Touch Recording: The digital voice recorder can open the recording mode with one touch and record 48 hours with high grade. 2HD Noise Reduction: Mini voice recorder adopts HD noise reduction with 1920x1080 image resolution; operation is easy to understand at a glance. 3HD Recording: HD automatic corner microphone system, adjust to the focal length suitable for capturing the sound source to ensure HD recording effect. 4Battery Power: Voice recorder built in high capacity environmentally friendly lithium polymer batteries with intelligent power management system. 5Large Memory: When the memory of this HD Video Recorder is full, the latest files will automatically overwrite the oldest recorded files for easy use.