The VoiceTracer 1250 makes it easy to capture notes, ideas & thoughts while you're on-the-go. Voice-activated design allows hands-free recording. When activated, recording will start automatically when you start speaking. Recording stops automatically after you stop speaking & restarts when you start speaking again. Plug-and-play connectivity lets you simply plug your recorder into your PC & play in Windows & Mac OS. The backlit, graphical display lets you view all your important file information even in poor lighting conditions. With 8GB of built-in memory, your recorder is able to capture multiple days of continuous recording. MicroSD memory card slot lets you expand your memory up to 32GB. Recorder uses two AAA batteries (not included) to provide up to 44 hours of recording time.