EXTRA BASS adds power to every bass line
Push the EXTRA BASS button to add some serious low-end power to your music. It works by reinforcing basslines to create deep, punchy bass. Simply press the button to activate the mode and be blown away by resounding bass.Light up the party
The GTK-XB72 has built-in multi-colored LED line lights on the front, sides and top, pulsing speaker lights within the main body, and a flashing strobe light for added impact. The perfect way to create a club-like atmosphere.Customize your settings with the Sony Music Center app
Take control of your settings with the Sony Music Center app. Simply download it to your smartphone and enjoy wireless control of your music. You can adjust audio settings, select your favorite playlists from your phone or a USB, and cue the next song without being tied to the sound system.Enhance the fun with the Fiestable app
The Fiestable app puts you in charge of the light colors and lets you activate DJ and karaoke modes using your smartphone. Tap Party Light via Fiestable and your phone's display will even start to mirror the sound system's lighting effects, flashing and changing color in time with the music. There's no limit to the number of smartphones that can join in, which makes for a unique shared experience. Expand your sound system
Add extra power to your sound system with Wireless Party Chain via Bluetooth® technology. Connect multiple speakers wirelessly via Bluetooth® technology for a higher sound output. Activate one device to be the Party Host' and sync music and lighting so everyone's dancing to the same beat.