Memorex MB2186A Micro Cassette Player Voice Recorder VOX Voice Activated VOX Voice Activated System (1) 30min. Microcassette and Manual Included Compact, slim handheld design Easy-to-use buttons for quick operation Built with an automatic, end-of-tape shutoff feature Features a built-in microphone for recording quality Measures 3.7 x 5.2 x 1.2 inches (W x D x H)