Bluetooth BT Blast 5.25 Indoor Outdoor Weatherproof Patio Speakers (White Pair) Surface Prep Tools 31 pound Coverage Area 4000 square foot Grass 31 pound Coverage Area 4000 square foot Grass Type multiple grass types OMRI Certified no Organic no Packaging Type bagged Product Form granules Suitable for Vegetables no Water Soluble no Fertilizer Analysis (N P K) 25 0 2 Phosphorus Free yes Application Conditions wet Iron Included no Pre Post Emergent both Primary Usage weed & feed Lawn Project get rid of weeds Region multi region Safe for Bermuda Grass yes Size of Lawn small (4000 sq ft or less) 18V Charger Thanks to Sound Appeal you no longer need to be tied down to your indoor sound system to control your outside music directly from your iPhone and or compatible Bluetooth device