Don’t worry about what is pressed by mistake,a lock screen feature allows you to continue when you put the in your . The will automatically start when a sound is detected and automatically pause when no sound. Auto save , please button to the voice, and it will automatically save the when you button. It will save power and memory space. Feature - Color: Black - Material: ABS - Size: 9.7 x 3.3 x 1.2cm - 1: Digital voice + MP3 player - 8GB large internal memory - Digital LCD screen with real time display - Support A-B repeat function, music function, keys lock, day and time setting - MP3 format supported - telephone conversations, lectures, meetings, interviews - High-fidelity - Built-in lithium battery - indicating function - Professional appearance design, easy to carry Specification - Special Functions : Real Time Display - Display: LCD Screen - Capacity: 8GB - Format : WAV,MP3 - Bit Rate: 192 Kbps - Time: for 48 Hours / Normal for 68 Hours - Source: Telephone , Built-in MIC Package list: 1