Make business communication faster and reliable without any distance limitation. Device and Application based system to enhance the secured communication to connect with a team/ individuals or group of people.Legally approved from government of Bangladesh with license and highly secured push to talk platform Talk to the private, groups or Individuals with the modern Push to talk features. Faster communication method, easy to hold, user friendly and smooth operating system. Talk locally or internationally OK DOEL Push to talk system is the best solution Strictly maintain data networks to transmit voice over the internet. Ensure boundless service in remote areas where cellular phone infrastructure not available also.