| Trident Subduck Signaling Unit SA 2 |  | | The SubDuck attaches to your low-pressure hose in-line with your BC inflator. Allows you to signal your buddy by producing a quack that can be heard clearly underwater. | |  | | Trident Divealert Signaling Unit DA 2X |  | | Attaches to your low-pressure hose in-line with your BC inflator. With the touch of a button, a signaling blast can be heard for over a mile above water. | | | | Trident Divealert Signaling Unit DA 3X |  | | Attaches to your low-pressure hose in-line with your BC inflator. With the touch of a button, a signaling blast can be heard for over a mile above water. | |
| Trident Dive Alert Standard D-1 |  | | Dive Alert is a specially designed, small, lightweight air horn that uses quick connect/disconnect hose fittings to become an integrated part of your power inflator. | | | | Trident Dive Alert Aeris/Oceanic D-2X |  | | Dive Alert is a specially designed, small, lightweight air horn that uses quick connect/disconnect hose fittings to become an integrated part of your power inflator. | | | | Trident Dive Alert Tusa/Scubapro D-3X |  | | Dive Alert is a specially designed, small, lightweight air horn that uses quick connect/disconnect hose fittings to become an integrated part of your power inflator. | |
