Feature:1. [Noise Reduction] The recorder watch has a powerful built in chip, recording stable in complex environments, greatly reducing noise and restoring clear sound.2. [Auto Save] Voice recorder watch will automatically save the file when the battery is low and then shut down, no need to worry about sudden power failure.3. [OTG Connection Function] If you need urgent and no computer, please use OTG connection to the phone, so you can read the file anytime and anywhere.4. [Sweat Proof] This recorder watch features a stylish and convenient design that is shakeproof and sweat proof, even if there is a lot of sweat or normal rainy days.5. [Video Recording] Our recorder not only supports HD recording, but also video recording, so you can record beautiful moments anytime. Suitable for meeting, speech, classroom, etc.Specification:Item Type: Recorder WatchMaterial: ABSCharging Time: 2hImage Format: JPGRecording Format: WAVVideo Format: AVILens Parameters: F NUMBER 2.25Image Resolution: 1920 x 1080Built in Polymer Lithium Battery: 300mAh.Package List:1 xRecorder Watch1 x Charging Cable1 x Instruction ManualNote:Manual measurement, please allow some errors.