General introduction

  • VPLB is a personal distress signal used in emergency situations at the sea or on the land.
  • The equipment is capable of transmitting distress information continuously for more than 24 hours to the international satellite system for transmission to the centers.


  • Locating and transmitting distress signals to satellites through the 406 MHz band
  • Transmitting the navigation signals to assist rescue vehicles in searching locating victims at the frequen- cy of 121.5 MHz
  • SOS emergency flashing signal
  • Self-testing the equipment, announcing the operat- ing status through the LED indicator