From the manufacturer Small speaker, huge sound Take Bang & Olufsen Signature Sound with you, thanks to Beosound A1’s superior audio performance. With a peak power of 2×140 watts as well as an aptXTM adaptive codec to improve sound performance, this small speaker punches well above its weight. Three omni-directional microphones ensure Beosound A1 delivers clarity on speaker calls too. Stay connected or relax to the bass-rich sound of your favorite tunes. Big sound, compact design Rugged, waterproof speaker Long-lasting battery   Truly portable small speaker Designed to be handled, Beosound A1 has a flat, cylindrical design with a tactile finish. Small enough to hold in the palm of your hand, it’s easily stored in a small bag or large pocket. Or you can make use of the convenient carry strap. A fast and powerful Bluetooth connection makes it easy to connect your phone, tablet or device and start playing. If you’re hoping to stay connected with friends, family or colleagues while you’re on the go, the array of three built-in microphones provide clarity for all of your direct and groups calls. The long-lasting battery means the music stays on. Its smart charging system also optimizes charging speeds to match the capacity of the USB charger you are using, so you’ll be ready for the next adventure before you know it.