Turn up the sound, anytime, anywhere, with Alpine's Set of 2 Outdoor Bluetooth Rock Speakers! These 100% solar-powered with 1.5W and 5V, outdoor speakers are perfect for your garden, pool area, yard, deck, patio, treehouse, cabin, and more! The patented, cutting-edge solar power technology eliminates the need for messy charging cords simply place outdoors and let the sun power the speakers, even on cloudy days. Use the Bluetooth connection with your smartphone, laptop, tablet, or MP3 player to wirelessly listen to your favorite tunes the high-fidelity sound with crystal-clear dual-cone technology plays up to a range of 50 feet from the device. Pair up to 2 speakers simultaneously! The dual speakers can be placed up to 25 feet apart. Durable construction with a weather-protected grille makes the Alpine Rock Speakers built for long-lasting use. While the speaker is portable and light-weight, it is also water, splash and weather-resistant, and designed to withstand extreme climate changes