The bose l1 pro16 column pa system custom bundle allows you to build your own personalised column system giving you a complete performance package for touring'. '.strtoupper('l')etting you pick up to four l1 pro16 column systems protective slip covers for each column as well as one to four dynamic vocal microphones xlr cables and mic stands of your choice'. '.strtoupper('t')he bose l1 pro16 portable pa system is tailor made for solo performers djs and small venues seeking crystal clear audio output with simple setup and mobility'. '.strtoupper('f')eaturing a unique 180 degree horizontal coverage with its j shape line array of 16 midrange speakers the l1 pro16 ensures every note reaches your audience clearly'. '.strtoupper('t')he integrated subwoofer with a slim racetrack driver not only saves space but delivers powerful bass that matches larger traditional woofers'. '.strtoupper('i')ts built in mixer simplifies sound management complemented by bluetooth connectivity for wireless streaming and the bose music app for remote control'. '.strtoupper('t')he ultra portable design makes transportation and setup a breeze letting you focus purely on your performance'. '.strtoupper('p')lease note the image depicted is merely representative of the bundle and variations might occur depending on the options you select.