Description Don't worry about what key is pressed by mistake,a key lock screen feature allows you to continue recording when you put the recorder in your pocket. The recorder will automatically start when a sound is detected and automatically pause when no sound. Auto save recording, please press REC button to record the voice, and it will automatically save the recording when you press the STOP button. It will save power and memory space. Feature - Color: Black- Material: ABS- Size: 9.7 x 3.3 x 1.2cm- 2 in 1: Digital voice recorder + 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- Recording telephone conversations, lectures, meetings, interviews- High-fidelity recording- Built-in lithium battery- Low battery indicating function- Professional appearance design, easy to carry Specification - Special Functions : Real Time Display- Display: LCD Screen- Capacity: 8GB- Recording Format : WAV,MP3- Recording Bit Rate: 192 Kbps- Recording Time: Recording for 48 Hours / Normal Recording for 68 Hours- Recording Source: Telephone recording, Built-in MICPacking list: 1 x audio recorder