This is a Sony M-470 MicroCassette Voice Recorder. This will work with MicroCassettes but not MiniCassettes. A voice recorder is also sometimes known as a dictaphone – it is used to record audio e. Interviews, dictation, lectures, notes, etc onto a cassette which can then be played back at a later date. Photos are of the actual item. Please review all photos for full cosmetic condition. Works with MICRO-Cassettes (not MINI-Cassettes). Includes alkaline batteries (installed), printed user guide and a microcassette. Tape (normal position type). Recording system 2-track 1-channel monaural. 3.6 cm 17? 16 in. Tape speed 2.4 cm/s, 1.2 cm/s. Frequency range 300 – 4 000 Hz (with TAPE SPEED switch at 2.4 cm/s). Output Earphone jack (miniack/monaural) for 8 – 300? Earphone. Power output (at 10% harmonic distortion): 250 mW. Power requirements 3 V DC batteries size AAA (R03) × 2. Projecting parts and controls Approx. 60.2 × 110.8 × 22.3 mm. Mass (main unit only) Approx. Will my cassettes work in this unit? This unit uses MicroCassettes. It will play and record on MicroCassettes. MicroCassettes are easily confused with MiniCassettes. If you are unsure what type of cassette you have, please check the size of your cassette. A Mini-Cassette measures 2 1/4″ x 1 1/2″ (55mm x 33mm). A Micro-Cassette measures 2″ x 1 1/2″ (50mm x 33mm). Do you provide a guarantee? What is your refurbishment process (for refurbished items)? The unit is tested and any components e. Internal batteries, belts, pinch rollers, capacitors, motors, etc are replaced if required. The unit is then serviced and calibrated. On camcorders, a new battery is normally provided. The unit is then given a clean and sanitized. May I collect the item in person? I use recycled packaging where possible. When checking out, please check that your address is correct as I will post to the address you have given at this point.