This Sony TCM-20DV handheld voice recorder is a reliable tool for capturing spoken words on standard cassette tapes. It has been tested on battery to ensure its functionality. With its sleek design and easy-to-use controls, it is perfect for dictation and stenography tasks in an office or business setting. The recorder features a Sony brand name and supports cassette recording media. Whether for capturing memos, notes, or important meetings, this Sony voice recorder is an excellent choice for anyone looking for a high-quality dictation tool.