Battery
| Recording battery life |
29 h |
| Battery voltage |
3.7 V |
| Battery life (max) |
29 h |
| Number of batteries supported |
1 |
Audio
| WMA bit rates |
8 - 32 Kbit/s |
| HQ mode frequency response |
40 - 20000 Hz |
| SLP mode frequency response |
40 - 3000 Hz |
| MP3 bit rates |
128 - 256 Kbit/s |
| Maximum recording time |
850 h |
| HQ mode recording time |
218 h |
| LP mode recording time |
850 h |
| Recording modes |
Long Play (LP), Pulse-code modulation (PCM), High Quality (HQ) |
Ports & interfaces
| Headphone out |
Y |
| Microphone in |
Y |
Loudspeakers
| Loudspeaker diameter |
20 mm |
| Output power |
280 mW |
Storage
| Media types supported |
Flash card |
Technical details
| Menu languages |
SLV, RUS, POL, ITA, FRE, ESP, ENG, DUT, DEU, DAN, CZE |
| USB charging |
Y |
Display
| Backlight |
Y |
| Display size (HxV) |
31.7 x 39.6 mm |
Additionally
| AC adapter bundled |
Y |
| Battery performance |
1400 mAh |
DM-901 - 4GB, SD/SDHC/SDXC (up to 64GB), PCM/MP3/WMA
<b>Advanced design. Enhanced usability.</b>
Our smartphone app enables remote control recordings via Wi-Fi, which optimizes the recording quality by allowing you to set the recorder close to the speaker. Download the recorded files from the recorder to your smartphone – to instantly share your recordings. The smartphone app is free of charge.
<b>The high-performance business tool.</b>
With Wi-Fi functionality, smartphone compatibility and a visual index that allows you to link images to your recording timeline, the DM-901 is a business tool with features that extend way beyond recording.
<b>Three formats to suit your needs.</b>
Record and playback supports 3 different types of format. The linear PCM format employs a sampling rate of 48 kHz, surpassing even CD-quality audio. MP3 guarantees extreme versatility, and WMA combines high quality with small file sizes.
<b>Adjusts to its environment.</b>
The latest directional quality control technologies narrows the directionality of the microphone and, increasing the recording level enables you to zoom into the sound source you want to record. Unleash the power of proximity recording in noisy environments, or when recording from a distance.
<b>Less noise. More sound.</b>
The Noise Cancel function ensures clear playback quality by powerfully reducing unwanted continuous background noise such as busy offices or noisy meeting rooms.
<b>Let the recorder guide you.</b>
Operate your recorder without even looking at it. The clearly spoken audible Voice Guidance reads out the menu to you, making your recordings even more convenient.
<b>Hear only what you need.</b>
Transcribe your recordings quickly and efficiently. Voice Playback extracts the voice portions and automatically skips the parts without voices.
