supply, installation , testing and commissioning of p.a. equipment for the auditorium hall of body guard lines/2nd call /ten, dated.14.07.2025 , necessary supply,installation,testing & commissioning ofp. a. equipments for the auditorium hall ofbody guard lines situated at 7, d. h. road, kolkata-700027 during the year 2025-2026 , supply at site 3 core double coated tind copper 14/0.2 atc pvc insulated screened with overall pvc sheathed low registance noise less heavy duty professional digital microphone xlr signal cable (avg. lenth 10 mtrs. each including quick detachable professional male and female type xlr connector at bothside. , supply at site audio technica make 700 series uhf hand hold type wireless microphone with receiver. , supply at site shure make blxr24/sm58 uhf hand hold type wireless microphone with receiver. , installation, testing and commissioning of above materials. , sub total , gst 18%