You can edit the package contents using our package Configurator. (click "EDIT THIS PACKAGE" above). This system features very high quality Mackie active Top Cabs and Subwoofer speakers, a 12 channel Mackie mixer, and a Sennheiser Microphone to provide an easy to setup but high quality PA system. The specification supplied for the price shown above is: 2 x Mackie SRM450 V2 Active PA Speakers 2 x Mackie SWA1501 Active Subwoofer Speakers 1 x Mackie CFX 12 MKII Mixer 1 x Sennheiser e835 Handheld Vocal Mic 1 x Speaker Poles (pair) 1 x Long Boom Mic Stand Package includes all cables required to connect the above components together, forming a fully operational PA system. If you change the items in this package, please remember to include the correct cables! If you need advice, please don't hesitate to call us on 0330 365 4444.