Wildlife Acoustics | Bioacoustic monitoring systems for research, science, industry and governments.

Recording Technology:

  • Single-channel
  • SM4BAT FS: 16-bit PCM .wav files or compressed .w4v files
  • SM4BAT ZC: Zero-Crossing

Sample Rates:

  • Full-Spectrum, single-channel;
    192kHz, 256kHz, 384kHz, 500kHz

Run-Time:

  • SM4BAT FS: Up to 450 hours (e.g. 45 10-hour nights), depending on bat activity
  • SM4BAT ZC: Up to 700 hours (e.g. 70 10-hour nights)
  • NOTE: SM4BAT FS and ZC run times can vary by as much as 50% depending on the characteristics of specific brands and models of flash cards, the kind and quality of batteries used (alkaline versus rechargeable), temperature and configuration. We recommend SanDisk brand SDHC/SDXC cards.

Power Options:

  • Internal power using 4 D-size alkaline or rechargeable NiHM batteries
  • External power via optional SM3/SM4 Power Cable

Storage:

  • 2 SDHC/SDXC flash card slots (class 4 or greater)
    We recommend using SanDisk SDHC/SDXC cards. You can buy them from our store.
  • More than 1 terabyte total capacity using 2 512GB SDXC cards
  • Compression is available to further increase storage capacity

Dimensions:

  • Height: 8.6" / 218 mm
  • Width: 6.0" / 152 mm
  • Depth: 3.1" / 78 mm

Weight:

  • 1.6 lbs / .7 kg without batteries
  • 2.9 lbs / 1.3 kg with batteries

Enclosure Material:

  • Polycarbonate

Enclosure Environmental Protection:

  • Fully weatherproof

Operating Temperature:

  • -4°F to +185°F or -20°C to 85°C

Warranty:

  • 3 years

Ultrasonic Microphone Plots

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