Features: Bluetooth speaker function Adopting Bluetooth 4.0 wirele connection technology, the speaker can provide stable can high quality sound displaying service. Clock function The big digital screen can show you the time and battery situation clearly, allowing you know the time at real time. Waterproof design IPX4 waterproof design, not afraid of normal splashing water and moisture environment, perfect for toilet and bathroom usage. Big battery With built-in 1000mah battery, the speaker can support for up to 720 minutes, practical and convenient. FM radio With built-in FM radio, letting you enjoy the interesting FM radio as you want. Hand-free calling function With built-in noise reduction microphone, the speaker can bring you clear calling sound service. One button to pick up the phone, easy to operate. Suction cup back The suction cup back design makes it convenient to install the speaker on smooth surface, such as metal, gla, ceramic tile and so on, easy to install and detach. Specification: Type: shower radio Quantity: 1pc Material: ABS + electric component Color: gray/ white Waterproof: IPX4 Bluetooth: 4.0 Battery: 1000mah built-in Working time: 720 minutes Charging time: 3h Working frequency: 100hz-20khz Sensitivity: -85dbm Interface: USB Output power: 3W Signal to noise ratio: ≥70db Expansion storage: 32GB max Effective distance: 10 meters Screen size: 3*2.1cm/ 1.18*0.83inch(L*W) Size: 9.5*5cm/ 3.73*1.97inch(D*H) Net weight: 150g/ 5.29oz Package: 1* shower radio 1* package box