... Portable & rechargeable 3.Dia:18cm 4.CE, ROHS Portable rechargeable wireless speaker1.When you want to listen your music in the ... ,the jacuzzi, your luxurious pool, your garden, this portable rechargeable wireless speaker can let you easy enjoy the effortlessly crystal clear ... RMS10.Operating time: around 3 hours after fully charged10.Operating temperature: approximate -5°C to 6°C11.Accessories: 3.5mm ...