Tenders for Supply of Amplifier Speaker Loudspeakers Stand Wall Speaker Microphone Wireless Wired Cordioid Microphone, 14 Analog Pa Amplifier As Per Item Specification Document. Analog Pa Loud Speaker As Per Item Specification Document. Tripod Speaker Stand As Per Item Specification Document. Pa Wall Speaker As Per Item Specification Document. Wireless Cardiod Microphone As Per Item Specification Document. Wired Cardiod Microphone As Per Item Specification Document.