FEATURES:
- Audio Sample rate: 5.5, 8, 11, 16 or 22 kHz
- Recording format: Mono
- Recording time: Max. 2240 minutes (8KHz)
- Signal/noise ratio: 64 dB
- Built-in microphone: Sensitivity within 7-9 metres
- Compression algorithms: Without compression, uLaw (2/1) or ADPCM (4/1)
- Battery life (continous at sample rate of 8 kHz): Up to 120 hours
- Battery life (continous at sample rate of 11 kHz): Up to 90 hours
- Battery life (continous at sample rate of 22 kHz): Up to 60 hours
- Battery life (VAS mode): Up to 400 hours
- Battery life (stand-by): Up to 12 months
- Battery: 240mAh Li-Pol Rechargeable Battery
- Weight: 21 g (with battery)
- PC Interface: Up to 12 Mbit/s (USB 1.1)
- Case: Leather Keyring
- Dimensions (mm): 55 (diam) x 11
Our E-A21-2240 is leather keyring housing a digital audio recorder. Hidden inside this keyring is a battery, audio circuit, flash memory, usb interface and a microphone.
AUDIO:
Capable of recording audio in the 300~11000 Hz range, the E-A21-2240 has an extremely sensitive audio microphone. This microphone is able to pick-up audio to a distance of approx. 7~9 meters. With a wide dynamic range, S/N ratio of the unit has been improved to 64 dB.
RECORDING:
Recording is configured with the PC software and activated by depressing the single button on the unit. Audio can be recorded in a voice-activation mode or by schedule. LEDs then provide an indication of recording status and battery life. At the lowest quality setting, the E-A21-2240 can record for 2240 minutes.
USB INTERFACE:
Transferring of files to a PC after recording is made simple by the units integrated USB interface. Software is included for review on Windows XP computers.