Description: IP67 waterproof, perfect for beach days or by the pool, use the buttons on our floating speakers to skip a song or change the volume without getting your device wet. Using high-quality audio decoding chip, allowing you to experience perfect sound quality. Convenient to carry; the chassis can be sucked on mobile phones, tablets, desktops, shower walls, windows, and more; very practical. Bluetooth version: 3.0, receiving sensitivity higher than 82db, receiving distance 10-15 meters, pair easily to any electronic device, with 33-ft range, you can enjoy hands-free calls and tunes. Small size, builted rechargeable battery, and include a USB cable, charge and use, enjoy music anytime, anywhere. Specification: Material: Aluminum Alloy+ABS Frequency: 2.402-2.480GHz Output power: 3W Microphone sensitivity: -32db Receiving sensitivity: higher than 82dBm Receiving distance: 10-15 meters Data transmission: greater than 3.0 Mbps/sec UART data transfer rate: 115200bps Charging voltage: 3.7V -4.2V DC Working voltage: 4.8V -5.5V DC Playing time: 3-8 hours (depending on the volume is too small, the time is different) Charging time 2-3 hours Size Chart: Size: 82x75mm / 3.23x2.95inch Package Includes: 1 Piece Bluetooth Shower Speaker. Note: Color might be slightly different due to the color calibration of each individual monitor. Please allow slightly measuring deviation due to manual measurement.