Tender For corrigendum : supply of equipment for communication design lab - wireless microphone , lapel microphone , boom microphone , headphones crossfade , boom mic stand , audio interface usb , studio monitoring headphones , usb video capture card , double door almirah cupboard , adjustable shelf rack , aluminum ladder , soft board horizontal 8x4 ft both side , soft board vertical 4x8 ft both side , interactive display 4k with cpu