Product description Bluetooth 4.0 Playback time: 5-6 hours Charging time: 3 hours Battery: 3.7V / 650 MAH Connection area: up to 30 feet Frequency response: 120Hz-22KHz Material: Plastic Color: blue, gray, orange Size: 8.2 * 6.5cm Package contents: 1 * waterproof bluetooth speaker + 1 * USB data cable 1. IPX7 Fully Waterproof: IPX7 rating design makes this waterproof bluetooth speaker in 3 feet of water, up to 30 minutes, as a waterproof shower speaker, tub speaker, pool speaker, shower radio, floating speaker, beach speaker, etc, perfect for all water environments submerged. (Remember to dry it out soon for longer life). 2. Suction Cup & Floating: Fully waterproof and suction cup design makes this waterproof speaker waterproof radio that floats on water or stick to your shower wall, mirror, pool deck, kitchen counter or whatever smooth surface. 3. Powerful portable speaker: High-performance 5W driver makes room-filled volume, bass strong and deep. Lightweight compact design with LED mood light, you can easily carry this portable wireless speaker / radio on the go The perfect companion for outdoor activities. 4. Easy to use: Easy and quick connection to your iPhone / iPad / phones / tablet, up to 10M away; Built-in FM radio and microphone, if you're listening to your favorite shower channels and never miss any important calls, it's just a few speaker buttons