Specifications Hign-concerned Chemical:None Package:Yes Playback Formats:WAV With Speakers:No External Memory:Yes Record Audio Format:WAV Origin:Mainland China Features: High Definition quality1920P high definition quality, clear and bright picture, uncompressed AVI format, audio and video synchronization. One-button operation Record when powered on, save when powered off, simple operation, switch between recording/video modes at will. Power-off save When low power is detected, the current video file is automatically saved, then the power is turned off, and the important files lost are released. Large memoryExpandable large-capacity TF card to ensure more space to record your wonderful moments, and can also store various files. Maximum support 256GB. Back clip, bracket design Removable back clip design, office use, outdoor use, etc.Convenient and compact. Support OTG transmissionThe mobile phone can view the playback in real time, and the mobile phone can be connected via OTG, and the files can be downloaded, transferred and viewed. (To use OTG, you need to make sure that the mobile phone has this function and is turned on, and you also need an OTG converter to connect the mobile phone) Specification: Name: Portable Voice Recorder Material: ABS+PC Memory: No Card/4GB/8GB/16GB/32GB/64GB/128GB/256GB Battery capacity: 300MAH Recording time: 2.5H Recording time: 2H Charging time: 2H Recording angle: 120 Built-in memory: External TF card Support magnetic suction: Support Quick recording: One-key recording/One-key video recording Recording format: WAV Recording format: AVI Time stamp: With timestamp Recording resolution: 1920*1080p 30 frames/s Recording angle: 65 Other functions: Automatically split recording, loop recording, automatically overwrite previous recordings, with back clip (back clip is detachable) Size: 64*25.8*15.3 mm Color: Black Packing included: 1 * Voice Recorder 1 * Type-C Data Cable 1 * User Manual Note: 1. Due to manual measurements and slight color variations, please allow 1-3 cm (0.4-1.18 inches) difference to suit different display settings. 2. Due to the light and screen difference, the item's color may be slightly different from the pictures. Please understand.