Duration of operation without recharging the battery, not less than:
in sound recording mode (8 kHz, mono, PCM16) - 70 hours in standby mode for a command from the timer - 20,000 hours in the "acoustic start" mode - 160 hours
Power source: built-in Li-Ion battery 1,100 mAh
Two built-in microphones
Autonomous operation in recording mode for more than 70 hours
Possibility of subsequent separation of the speech of recorded speakers using the Separator software