BOOMER VIVI Bluetooth Speaker, Waterproof Shockproof Dustproof Wireless Bluetooth Stereo Speaker Built-in Mic for hand-free Broad compatibility Shower Speakers Indoor & Outdoor Fully WATERPROOF, Even Fully Submersible-you can put this speaker into water up to a depth of 33ft(10m). Its well use when holders in showers, baths, swimming pools, boats, fishing, marine or outdoor exercise.--This bluetooth speaker has an IP67 rating so it is not just splash-proof or water resistant but also Shockproof , Dust-proof & Damage Resistant. AMAZING SOUNDING SPEAKER - this cute little guy has superb volume levels for a rich stereo sound in crisp high definition . Supplies studio quality at indoor & outdoor with a deep bass.New powerful sub woofer & loud clear sound from a small circle. In addition to being able to play music, it also acts as a HANDSFREE SPEAKERPHONE with a built-in microphone for calling. You can receive call through this speaker even when you are listening music.It ensures longer transmission distance -- Skip songs & forward/back/pause/play; Answer phone calls; hold conversations through the built-in microphone, which all be operated by speaker controls. It can attached strongly to glass, ceramic or any other smooth surface in the shower or anywhere with the rubber suction cups . Built-in Rechargeable Lithium-ion Battery for up to 10 hours of playtime. Bluetooth V 3.0 +EDR -compatible with any smartphone & notebook & tablet with Bluetooth function .