Multifunction wireless Bluetooth waterproof speaker,waterproof rating up PX4 level. Beautiful appearance,soft texture,simple and stylish,bright colors can provide a variety of options. Support for multi-player mode: wireless Bluetooth mode/MICRO SD (TF) card reader mode, AUX audio input mode. Professional bass design,super good quality.Feel free to enjoy the music to bring you a good mood. Compact and waterproof,very fine workmanship,good sound quality,easy to carry out, is fit like music and sports friends the best choice. NOTE:Please do not put the speaker into the water. Features: Material:Silicone Play mode:Bluetooth player, Micro SD card input,audio input Battery:400MAH/3.7V Frequency Range:80Hz-20KHz Output Power:3W product dimensions:180x50x50mm Package included: 1 * Speaker 1 * Charging cable 1 * Audio Cable 1 * Manual