8 inch speaker
Better for music and voice.
Used on every continent for most applications.

Mod 2: Transformer inside speaker instead of in the transformer box.
Required for Canada and most military applications.

Built-in pool speaker
Installs into Pentair large size stainless steel light niche.
100 feet of cable.
Stainless steel grille.
Cannot be sold in Canada.

2 or 3 speaker array.
Directional mode can play sound up to a mile horizontally.
Omni mode sends signal in all directions up to 1000 feet.

6 inch speaker
Better for tones

Necessary for Mod 1 speakers.
4/8ohms or 70v amplifiers.
Max rating of 400 watts.
Black 1200 Pelican Case.
Includes 8-foot cable to connect to amplifier.

Identical to Patriot Diver Recall System, but with transformer inside the speaker for military approval.
Used by militaries worldwide.

Premium recall system with 5 tones, voice, and 3.5mm headphone jack.
Customizable for different uses.
Often used by filmmakers and underwater photographers.

Same as Standard but with internal battery and extra Pelican Case for underwater speaker.

2 tone noise maker
Runs on two 9v batteries.
Navy Approved.

Budget recall system.
4 tones and a mic for voice.
Can use external power source or internal battery.

5 tones, voice, and 3.5mm headphone jack.
Wires into boat battery.
Optional Bluetooth.

Primary training/practice synchronized swimming sound system.
Yamaha EMX-5 mixer/amplifier.
Separate volume control for air and underwater speakers.

New sound system with Parasound amplifiers and SP-8 speakers.
Still finalizing setup details.

Premium underwater sound system for synchronized swimming competitions.
Customizable setup with Crown DCi amplifiers, Rolls mixer, and SKB case.

For underwater music only.
Amplifier in a Pelican Case with battery.
Bluetooth optional.
Stronger amplifier than recall systems.