We are the professionally design, consultancy Supply & Servicing in Bangladesh for Sound Reinforcements, Recording Studios, PA System, Conference System & any type of Audio Visual support. Now a day’s audio sound System is essential for the different public utility, garments factories, residential and commercial buildings, parking places, universities & schools, hospitals, shopping complexes etc. The system can be incorporated with PA system also. We can supply a mini audio conference system to a large congress system including interpretation system, recording facility and also the wireless conference system. We also provide video conference system, live telecast and all type of audio visual system solution as per client’s requirement. In addition, we are able to provide reliable maintenance and after-sales support for the products we supply. For any requirement/ assistance or advice we are ready to provide any type of cooperation and extend our whole hearted support and cooperation. Following are some typical items that Olefins deals.