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Aquaear CR100‑27 — High-Ultrasonic Research Grade Hydrophone (7 Hz–100 kHz)
Aquaear CR30‑40 — Wideband Research Grade Hydrophone (7 Hz–30 kHz)
Aquaear CR80‑40 — Ultrasonic Research Grade Hydrophone (7 Hz–80 kHz)
Battery Box
CR-MAX Conditioning Amplifier
HP-A1 Conditioning amplifier
Hydrophone Guard