E-TAC: Bringing diver navigation to new heights

The E-TAC was developed to further meet the needs of Combat Divers.  It is lightweight, highly portable, long duration, and can operate in any environment, from 50 meters (165′) below the surface to 15,000 meters (50,000′) above sea level.

E-TAC will allow operators to:

  • Navigate Seamlessly in the Air, Sea or Land
  • Gather Beach Profile Data (Wet and Dry)
  • Communicate with the Team and Command via Sub-NET



19 x 14 x 8 cm (7.5 x 5.5 x 3.14")


Dry: 1.2 kg (3 lbs)
Wet: .45kg (1 lbs)

Depth Rating

50 meters (165 ft)


15,000 meters (50,000 ft)


Rechargeable Lithium
Duration: Up to 10 Hours

Internal Sensors

High Accuracy:
3 Axis Gyro
3 Axis Accelerometer
3 Axis Magnetometer

Depth Sensor

Still / Video Camera