Description: OOTDTY new and high quality Feature: ABS material made, UV process, durable and firm to use. Recording baud rate can reach 192kbps, has high degree of reduction, brings you an excellent sense of sound experience. DSP digital noise-reduction technology, effectively restore the original sound clarity, greatly reduce environmental noise, allowing users to hear the recording content more clearly. One-Key recording, turning on is recording, turning off is saving, easy and simple to operate. Comes with automatic file encryption function to ensure the security of recording data. Built-in time chip, with automatic time synchronization function. Mini key shape with the hanging hole design, easy to carry. Suitable for classroom learning, working meeting, interview, MP3 music and so on. Specifications: Item Type: Voice Recorder Model: M1 Material: plastic+metal Size: 83mmx35mmx13mm/3.2x1.3x0.5in Color: Black Memory Capacity: 4G Mic: built-in mic Recording method: one-button recording Recording format: WAV Technology: UV Recording distance: 5m Sampling Rate: 48KHZ Contonuous recording: 58h Quantity: 1 PC Note: Transition: 1cm=10mm=0.39inch Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Includes: 1 Set x Voice Recorder _x000D_