Noise Reduction Technology: Voice activated recorder is equipped with an eight core DSP acoustic processor that helps filter background noise for clearer recordings.Simple Operation: Digital voice recorder simple operation, turn on the recorder, follow the study, work pace, fast record the scene. With sound that is recorded, no sound that is stopped, segmentation save, save memory.File Protection: Digital voice activated recorder is equipped with an encryption technology program to effectively guard files and record your own diary files.Premium Material: Voice activated recorder is forged with one piece all zinc alloy, with outstanding texture, certain corrosion resistance, impact resistance, wear resistant features.MP3 Player: using voice activated recorder can wear headphones, immerse yourself in the world of music, as if live to enjoy the fun of music, support for wire control operation.