The miniature voice recorder "SOROKA_05" is designed to record digital audio signals from a digital MEMS microphone to a microSD or microSD HC Class4 or higher memory card using an external power source. The voice recorder allows continuous high-quality sound recording for up to 2 weeks. Main technical characteristics:
File system type - FAT 32.
Recorded file format - WAV.
Maximum file size - 1.8 GB.
Accuracy of the built-in clock is not worse than ± 1 minute per month.
Operating time from an external battery according to the table:
Battery capacity Memory card capacity Sound sampling frequency Operating time 1 A/h 16GB 16 kHz at least 190 hours 1 A/h 16GB 8 kHz at least 380 hours 2 A/h 32GB 16 kHz at least 380 hours 2 A/h 32GB 8 kHz at least 760 hours
Charging current of the supplied network adapter is 1 A.
The range of permissible voltages when using an external power cable is from 5 to 28 V.
The range of permissible operating voltages of the voice recorder is from 3.3 to 6 V.
The number of adjustable timers is from 1 to 5 (set by the user).
Acoustic start mode
The ability to encrypt recorded files.
The overall dimensions of the voice recorder are 22x38x4.5 mm.
The overall dimensions of the battery with a capacity of 1A/h are 35x51x5.5 mm.