S1 Pro System Battery Not IncludedBe the hero of the party Be the hero of the party with the Bose S1 Pro system. This Bluetooth? speaker delivers big sound from a rugged all-in-one system. Stream from a mobile device plug in a microphone or even your favourite musical instrument. It’s lightweight and has a convenient carry handle so it’s easy to bring nearly anywhere. Plus with the optional rechargeable lithium-ion battery (sold separately) you can use your S1 Pro anywhere too. The S1 Pro is just what you need for parties outdoor get-togethers and all those times you need your voice and music to be heard. So bring a pro the S1 Pro. Big sound to go We went to the next level with the S1 Pro to deliver higher performance and portability to make big sound effortless. Whether it’s a party group event or outdoor get-together it’s the all-in-one Bluetooth speaker to take nearly anywhere. Sound like a pro easily Be the DJ with Bluetooth streaming make announcements clearly with the microphone jack or jam out with your favourite keyboard or guitar. Built-in ToneMatch processing and Auto EQ make it easy to get great sound nearly anywhere. Optional rechargeable battery The rechargeable lithium-ion battery (sold separately) lets you bring big sound wherever the fun is with up to 11 hours of playback. Use the Quick Charge function when you need to recharge in a hurry. Place and play Like having an audio engineer right there with you the S1 Pro’s built-in sensors and multiple aiming positions make sure you have optimal sound in nearly any position—whether it’s on the ground on its side tilted back or elevated. Take control of the good times Download the Bose Connect app to access additional options and features like Party Mode so that you can stream audio to a second system for even more sound. Grab and go The S1 Pro was designed to be out and about. The lightweight rugged enclosure with the built-in handle makes it easy to carry and transport.