Blend Easily - This rock speaker perfectly blends into your outdoor space, adding a fun and unique touch to your garden, porch, pool area, yard, or deck.usb Charging - The outdoor speaker comes with a high-efficiency 1800mAh rechargeable battery that can be charged via a standard Usb charger.Bluetooth 5.3 - Designed to work seamlessly with any device that supports Bluetooth technology, such as laptops, smartphones, tablets, and more.Year-Round Use-The rock speakers can withstand all weather conditions. Leave them out in rain, snow, or harsh sun - they'll work just fine each time.Rock Speaker Specification:Speaker Wattage: 10WSpeaker Impedance: 4 OhmBattery Details: 3.7V, 1800mAhBluetooth Version: 5.3Input Function: Bluetooth, TFSolar Input: Around 380mAhPower Input: Dc 5VWaterproof Grade: IPX6 WaterproofMaterial: Metal Grill + ResinPlaying Time: 1.5–6 HoursCharging Time: 3–4 HoursPackage information:2x Waterproof Garden Rock Speaker,2x Charging Cable,2x User Manual