bids are invited for 15 inch active pa speaker full range high power built-in lifier - 15 inch active 2 way pa speaker with built-in lifier. minimum 500 w rms power. frequency response 45 hz to 20 khz or better. maximum spl 125 db or better. lf driver with hf compression driver. xlr/trs input and xlr output. volume control. dsp or equivalent. overload and thermal protection. rugged cabinet with pole mount. 220 to 240 v 50 hz. power cable and standard accessories included. , 18 inch active pa subwoofer high power built-in lifier - 18 inch active powered subwoofer with built-in lifier. minimum 600 w rms power. frequency response 35 hz to 150 hz or better. maximum spl 128 db or better. xlr input and output. crossover and phase control. protection circuitry. rugged enclosure. 220 to 240 v 50 hz. power cable and standard accessories included. , professional balanced xlr audio cable heavy duty shielded 10 metre - balanced xlr male to female audio cable. heavy duty construction. shielded low noise conductor. robust connectors with strain relief. minimum 10 metre length. suitable for microphone mixer and pa system interconnection. factory terminated and tested. , heavy duty adjustable tripod speaker stand 35 mm mount 40 kg capacity - heavy duty adjustable tripod speaker stand. height 1.2 to 2.0 metre or better. standard 35 mm mounting pole. minimum 40 kg load capacity. locking mechanism with safety pin. stable anti slip tripod base. foldable portable and corrosion resistant. suitable for professional pa speakers. , professional uhf digital wireless handheld microphone system with receiver - wireless handheld microphone system with receiver. uhf or equivalent digital technology. minimum 30 metre range. interference resistant transmission. xlr or 6.35 mm receiver output. channel selection and status indication. 6 to 8 hour battery operation. complete with receiver microphone power adaptor batteries or charging accessories and connecting cable.