Extra power and extra features for the ultimate B-Twig column system, able to provide 2800 W as well as providing users with professional yet easy-to-use features: enabled to connect another B-Twig 12 Pro system, Bluetooth or multiple I/O  to connect all audio sources  in seconds, a 4-channel on board mixer, customizable EQs, digital effects and rotatable column to provide your audience with the best sound performance.