Since its establishment in 1997, DOS has been continuously providing various communication devices ranging from normal telephone sets to today’s IP based hybrid PBX systems. DOS is one of the market leaders in this field.

Our clients range from UN House to major commercial banks of Nepal. DOS has been keeping up with latest technological advancements and has been a pioneer in introducing some of the state of the art communication devices in Nepal. With coordination with a major player in global telecom device provider like Unify, DOS is capable of providing any solution that our market demands.