supply of portable speaker with built in mp3 player with bluetooth, usb, wireless mic, having plastic module cabinet with trolley system. make: ahuja, model no. bta 880 or similar. specification: 2 mic input, 2 wireless mics, 1 aux input & 1 music input, built in 350 mm (12 , portable speaker with built in mp3 player with bluetooth, usb, wireless mic, having plastic m odule cabinet with trolley system. make: ahuja, model no. bta 880 or similar. specification: 2 mic input, 2 wireless mics, 1 aux input & 1 music input, built in 350 mm (12 ) 4w speaker & 8w hf drive, active bass & treble controls, led indication for low battery, charging & clip output, three power source operation (ac mains, external 12v dc or built in 12v/7ah rechargeable battery) [ warranty period: 30 months after the date of delivery ] ]