Sony ICD-B200 Digital Voice Recorder (Silver) Compact digital voice recorder with 32 MB internal memory and intuitive controls Standard, long-play, and high-quality recording modes; up to 16 hours recording time Voice-operated recording function enables hands-free use; large LCD screen Up to 4 voice file folders for easy organization; powered by 2 AAA batteries (included) Comes with external microphone; measures 1.18 x 4.07 x 0.63 inches (W x H x D)