Application
- Law enforcement agencies: recording during special operations, in police cars, etc.
- Security companies: recording inside cash-in-transit vans and for other safety reasons.
- Emergency services: tracking of rescue operations inside vehicles.
- Legal practices and institutions, businessmen, etc.: recording of important conversations, lectures and interviews operations.
Features
- Continuous high-quality mono and stereo recording with or without compression using a built-in microphone and/or one or two external microphones in the integrated flash memory
- Automatic and manual gain control
- Recording started/stopped manually or automatically (by signal level / timers)
- Recording format: files *.wav
- Built-in battery rechargeable from power supply (AC/DC 220V/50Hz) or USB computer interface
Highlights
- One of the smallest professional recorders
- Long duration of the recording
- Nearly undetectable and insuppressible
- Digital signature to protect the recorded data from modification
Technical characteristics
- Number of channels: 2 or 1 (microphones, line outputs)
- Built-in memory size: 2 GB
- Recording format: mono/stereo PCM 16 bit or with double compression
- Sampling rate: 8 or 16 kHz
- Bandpass flatness: not more than 1 dB
- SNR (signal-to-noise ratio) at microphone inputs: at least 78 dB
- SNR (signal-to-noise ratio) at linear inputs: at least 89 dB
- Total Harmonic Distortion for mic. input (at 1kHz, with16 kHz sampling frequency):
- without compression - 0.1% max.
- with 2x compression – 1.0% max.
- Total Harmonic Distortion for line input (at 1kHz, with16 kHz sampling frequency):
- without compression - 0.01% max.
- with 2x compression – 1.0% max.
- Microphones: electret, HF-resistant, sensitivity – 55 dB
- Maximal recording time (mono recording with 2x compression, 8 kHz): not less than 70 h.
- Maximal recording time (stereo recording, PCM 16 bit, 16 kHz): not less than 8,5 h.
- Maximal operation time without battery recharge (250 mAh):
- record mode – more than 6 h
- timer mode – more than 800 h
- voice activation mode – more than 200 h
- Power supply:
- built-in Li-Ion, 250 mAh supply
- 5V external power supply (charger with USB-interface)
- power supply recharge time - 2 hours or less
- type of computer interface: USB 2.0
- Recorded data transfer rate: 1.0 MB/s (USB 2.0 Hi or Full-speed)
- Recorder size: 47х34х6 mm
- Casing: metal
- Weight (with battery): 30 g
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