Bi-directional Sound Uniquely designed bi-directional speakers kick up the sound with high power. Built-In Battery (up to 18 hours) Enjoy up to 18 hours of unplugged entertainment with our built-in battery.* *Battery life will vary depending on applications loaded on the product and power management setting used by the consumer. IPX5 Rated (Water-resistant) Rain or shine, enjoy year-round outdoor entertainment with this soundbar that is IPX5 rated for weather-resistant durability against water and dust.* *Protection from water conditions based on IPX5 standard. Can resist a sustained, low pressure water jet spray, projected by a nozzle (6.3 mm (0.25 in)) against enclosure from any direction. Party Lights+ Set the mood with festive LED lighting effects. Enjoy party, ambient, and dance modes.* *Images are simulated and for illustration purposes only. Karaoke Mode Grab your moment in the spotlight with one mic input included. Bluetooth Multi-Connection* Connect two smart devices simultaneously and share the sound tower with ease. No more jumping back and forth, just deciding what’s next.* *Requires Bluetooth® compatible devices. Group Play Connect as many as 10 Samsung soundtowers to create a powerful audio experience that’s sure to get the party started.* *Connect up to 10 wireless or wired Party Sound Mode Plus up your party with enhanced and punchy bass that’s sure to set the tone for fun times. Sound Tower App Just download the Sound Tower App to control everything from built-in LED lighting to sound effects and even your EQ setting—right from your Android or iOS device. download the Sound Tower App to control everything from built-in LED lighting to sound effects and even your EQ setting—right from your Android or iOS device.