SoundTrap ST400 STD – Compact Recorder

USD $3,500.00

Available on backorder

SKU: ST400STD Category:


The SoundTrap ST400 STD is a self-contained compact underwater sound recorder for short term ocean deployments. SoundTrap recorders feature the lowest power consumption of any underwater acoustic recorder available, coupled with beautiful audio fidelity thanks to super low self-noise and 60 kHz bandwidth.

Key features:

  • Up to 14 days battery endurance on 2 x18650 rechargeable batteries
  • 4 x microSD provide up to 2 TB of removable data storage
  • Bandwidth 20 Hz – 60 kHz 
  • Sample rate up to 192 kS/sec
  • Durable acetal housing
  • Removable protective hydrophone cage
  • 200m depth rating 
  • Short term recorder – suitable for up to 3 month deployments

The ST400 series are intended for shorter term deployments. They operate on can accommodate up to 2 lithium ion rechargeable batteries and 2TB of microSD memory, delivering up to 14 days of continuous recording. The batteries and memory are field swappable, allowing for fast turn around in the

Output files use the industry standard WAV format. The included software offers flexible deployment options for sample rate, delayed start and duty cycle.

Price includes 60 kHz integrated hydrophone, 256GB of memory, cables, remote and software.

Click see here for the full ST400 specification sheet. And here for the user guide.

ST400 recorders use Panasonic NCR18650B (flat top) lithium ion batteries. Batteries are are not supplied with the recorders due to battery shipping restrictions. They are available in most countries and we recommend purchasing  in the country in which the recorders are to be used to avoid air transport issues.

An 18650 battery charger will also be required. We recommend the XTAR VC4 or similar.

Please note that due to high damand this product currently has production lead time of 50 working days. Please contact us to confirm delivery dates.

Additional information

Weight 0.7 kg