This is a digital voice recorder instruction manual, which introduces the basic functions and usage methods of the recorder, including recording, playing, setting time and date, etc.
This manual provides safety instructions, setup steps, and detailed operating procedures for the Olympus DM-20/DM-10 digital voice recorder and music player. It covers battery installation, AC adapter use, software installation, recording and playback functions, and file management on a PC.
Additional sections describe optional accessories, technical specifications, troubleshooting, and contact information for technical support.
| Recording medium | Built‑in flash memory 128 MB (DM‑20) / 64 MB (DM‑10) |
|---|---|
| Recording time (HQ mode) | DM‑20: 8 hours 45 minutes; DM‑10: 4 hours 20 minutes |
| Music playback time | DM‑20: 100‑340 minutes; DM‑10: 50‑170 minutes |
| Overall frequency response (SHQ mode) | 300 Hz – 8 kHz |
| Sampling frequency (SHQ mode) | 44.1 kHz |
| Maximum headphone output | 5 mW per channel into 32 Ω load |
| Dimensions | 109.5 × 39.5 × 15 mm (without protrusions) |
| Weight | 85 g (including alkaline batteries) |
The DM‑20 can record up to 8 hours 45 minutes in HQ mode.
Connect the USB terminal (PC) using the supplied cradle and run the DSS Player software to transfer files.
The device outputs 5 mW per channel into a 32 Ω load.