One pair of Innovative Technology ITSBO-358P5 Premium 5W Bluetooth Outdoor Rock Speakers for Sale. Rugged design that blends into the outdoors. Built-in Bluetooth to wirelessly play music from your Bluetooth enabled device from up to 33-Feet away (no cords needed). Waterproof design will withstand the elements. Perfect for Deck, Pool or Patio. Built-in rechargeable 5200mAh batteries (via USB) last up to 10 hours on a full charge. Each rock measures approximately 9.75” x 10.5” x 9.75” tall. Used, but in very good condition.