The RP3503 cassette voice recorder by RCA is the perfect tool for taking notes. It can be used at lectures and seminars or it can be used to simply record important day-to-day notes. This compact classic shoebox recorder has all the features of a full-size cassette recorder, housed in a convenient slim package. Enjoy a constant recording level on each of your recordings with the automatic level control (ACL) mode. The automatic level control mode provides a consistent recording level regardless of the volume control setting. The 3-digit tape counter makes it easy to keep your place and keep a record of where the beginning or end of various recordings are located. Cassette recorder has 6-button functions, mounted on the top for easy visibility and easy access to all the functions you want. Recorder has a retractable carry handle that easily pulls out when you need it for carrying and conveniently slides out of sight when you aren?t using it. Voice recorder has external microphone jack that is conveniently located making it easy to attach microphone for recording. When recorder reaches the end of the tape, it will automatically shut off which saves energy and helps prevent any unnecessary wear. Included with recorder is an external stand-up microphone and AC/DC adapter.