This Package Includes (4) Rock Speaker Connect Bluetooth Outdoor Speaker with Solar Charging - Each The Great Outdoors Fill your outdoor space with sound with the Victrola Rock Speaker Connect, the ultimate outdoor Bluetooth rock speaker. The Rock Speaker Connect fits seamlessly into your outside setup with a USB-C or solar-charged battery that delivers up to 22 hours of playback with no messy wires. Bluetooth technology and multi-speaker connectivity let you combine up to 20 rock speakers for an immersive audio experience. Features Bluetooth 5.3 with multi-speaker connectivity (pair up to 20 rock speakers together) Solar and USB-C Charging (power adapter not included) Up to 22 hours of battery life Waterproof (IP54 Rated) Heard, Not Seen The speaker design blends effortlessly into a backyard setting with its realistic texture and waterproof construction built to withstand harsh conditions. Its rugged construction, stylish design, and rich sound make the Rock Speaker Connect the perfect solution for your outdoor gatherings.