supply and installation of p a system in meeting hall of peravoor block panchayat- 1 supply and providing400 watts pa amplifier with 6 nos. mic inputs, 2 nos. aux. input, freequency resonse 50-15000hz +3 db, bass & treble controls, signal to noise ration: 60db,output : 4, & 8hms, 70v & 100v outputs for each zone,, suitable for ac & 24 vdc operation. preferred model ahuja tza 4000em. 2 supply and providing ofpa microphone with freequency response 50-15000hz, sensitivity 2.5mv/pa, impedence 600ohm. 3 pin xlr connector and 6 meter twin core shielded low noise cable. preferred model : ahujaaud 97xlr 3 supply and providing dual wirelessmicrophone of single channel of non-diversity, freequency response 50hz to 16 khz, balance xlr output. preferred model : studio masterxr-40hh. 4 supply and providing 6 channel pa mixer with mic input, line input, tone controls, freequency respone25 hz to 25 khz, digital signal processing features, mp3 player, recorder with usb reader and blue tooth . preferred model :ahujafmx-106dp 5 supply and providing of pa wall mount speaker of 6 inch woofer, 1 inch tweeter, power taps 60/30/15/7.5 watts at 8 ohm with all accessories. preferred model : studio master arc 60 6 supply and providing pa microphone floor stand of height 920-1500mm, base dia. 230mm, weight 4.60kg. preferred model :ahuja dgn 7 supply and installation of unidirectional dynamic microphone frequency response 20-16,000hz, sensitivity 3.15mv/pa, impedance 350 ohm. with 3 pin xlr connector and 10 meter low noise shielded 2 core mic cable. preferred model: ahuja pro-3400 plus . 8 supply and providing strong 254 mm long flexible goose neck shaft in silver finish, fitted with stand mount base. preferred model ahuja g622s 9 supply and providing inter connecting cables, pc to amplifier cable, jack tojack cable, connecting cables from mixer to amplifier 10 supply and providing 17u 600 mm floor mount rack with 6 socket pdu and2 nos tray accessories, audio device, interconnecting cables. prereferd make: netrack , dlink , mrs 11 testing, commissioning and configuration of audio devices, speaker, amplifier and mixer. .