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The H2d-XLR hydrophone can be connected to audio recorders and computers via the mic preamp for recording frogs and fish, among other fauna.
The H2d hydrophone can be connected to audio recorders and computers via the 3.5 mm input for recording frogs and fish, among other fauna.
Outperforms most contact mics at very low frequencies.
Converts plug-in-powered hydrophones to balanced XLR output.