2022-07-09 00:00:00 Sonar Ping Submarine Mine Scan will prevent the deaths of the 11 3rd regiment on October 28th 1942. Telecommunications sure do help in the field of liquid depth tested and designed explosive mines. Sonar Ping Submarine Mine Scan is simple and easy. Fire up the telephornonometer and sit back and relax knowing your submarine is in good hands and safe waters. Sonar Ping Submarine Mine Scan will detect mines and objects to a range of 600m. Please use Sonar Ping Submarine Mine Scan safely. Sonar Ping Submarine Mine Scan extra safely at depths below -100m.