Item Type: Digital Voice RecorderMaterial: ABSCharging Time: 5hImage Format: JPGRecording Format: WAVVideo Format: AVILens Parameters: F NUMBER 2.25Image Resolution: 1920x1080Built In Li Polymer: 1100mAhSize: Approx. 14x43x104mm / 0.6x1.7x4.1inPackage List1 x Digital Voice Recorder1 x Charging Cable1 x Instruction BookPlease allow some error due to manual measurement.1MULTIPLE MODES: Speaker sound recorder adopts 2.5D curved high gloss glass design panel, and has multiple modes in one. 21080P HD NOISE REDUCTION: Digital voice recorder uses graphene diaphragm speakers to make the sound more powerful, with 1080P HD noise reduction. 3EASY TO USE: Voice recorder can repeatedly play back the recording directly on the device without connecting a computer and a mobile phone. 4AUTOMATIC OPEN RECORD: When screen motion is detected, the automatic open record can be used to record every moment when the child wakes up. 5AREA OF APPLICATION: Digital recording device supports interview recording, short video recording, recording life and work meetings, speeches, studies, etc.