Do you have a question about the Sony M-455 - Microcassette Recorder and is the answer not in the manual?
power requirements | DC 3V with “AA” x 2 batteries |
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optional power supply | AC 120V, 60Hz |
battery life | 30 hours |
tape system | 2-Track 1-Channel monaural |
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frequency response | 250-4000 Hz |
speaker size | 1 inch (28 mm) |
dimensions | 119.1 x 62.2 x 25.4 mm |
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weight | 109 g |