General
Recording media microSD card (64 MB – 2 GB)
microSDHC card (4–32 GB)
Recording and playback formats Mono/poly WAV files (BWF format), 44.1/48 kHz, 16/24 bits
Analogue audio inputs and outputs
Microphone input 3.5-mm mini TRS jack (with screw lock)
Maximum sound pressure level (mic) 115 dB SPL
Minimum input level –55 dBu (Gain H+)
Maximum input level –15 dBu (Gain L)
Gain range 14–38 dB
Nominal input impedance 33 kΩ (Mic bias off)
2 kΩ (Mic bias on)
Analogue output (Headphones jack) 3.5-mm mini stereo jack (dual mono audio output)
Audio performance
Frequency response (input to phones output, 10 kΩ load) 20 Hz – 22 kHz, +1/–2 dB
Distortion 0.05 % (1 kHz sine wave, maximum input level)
S/N ratio 88 dB or higher (phones level max., MIC GAIN set to L)
Power supply and other specifications
Power supply 1 AAA battery (alkaline, NiMH or lithium)
USB bus power from a computer
Power consumption 0.45 W (maximum)
Current consumption (USB bus power) 0.25 A (maximum)
Date and time data retention Secondary lithium battery (built-in)
Dimensions (W × H × D) 52 mm × 56 mm × 25 mm (excluding protrusions)
Weight 63 g (with battery)
51 g (without battery)
Permissible operating temperature range 0-40 °C
Battery operation time
Conditions: WAV recording at 48 kHz/24 bit, continuous operation, JEITA recording times, in hours:minutes
Alkaline battery (Evolta)
10:00 Microphone connected, headphones not connected, mic bias off, limiter off, dual recording off, mono file
9:30 Microphone connected, headphones not connected, mic bias on, limiter off, dual recording off, mono file
NiMH battery (Eneloop)
8:00 Microphone connected, headphones not connected, mic bias off, limiter off, dual recording off, mono file
7:30 Microphone connected, headphones not connected, mic bias on, limiter off, dual recording off, mono file
Lithium battery (Energizer Ultimate Lithium)
15:30 Microphone connected, headphones not connected, mic bias off, limiter off, dual recording off, mono file
14:30 Microphone connected, headphones not connected, mic bias on, limiter off, dual recording off, mono file