Mrice Campers 2.0 Wireless Bluetooth Waterproof Speaker with Microphone and Rechargeable Battery - Green Impressive Design:Mrice patent speaker.Unique tank designs with steel bracket to hang for portable usage.The silicone case can be detachable to change with other colorful cases as your favor Smart Connection:Bluetooth 4.0 audio wireless connectivity range up to 33feet,compatible with all Bluetooth-enabled devices (Bluetooth V2.1 and over);Built-in 3.5mm audio line in and TF Card slot allows to connect to media devices without bluetooth capability Rugged Construction:Silicone case and interface design ensure splashproof(IPX4),shockproof & dustproof& functions,which make it suitable for outdoors and shower Excellent Sound:Two highly powerful 45mm total 6W acoustic drivers,play a full-range, abundant stereo audio.Built-in Li-Ion 2500 mAh rechargeable battery guarantees up to 10 hours playtime Remote Shutter:Specific remote shutter control function,press the play&pause button to control your shutter and take selfie anytime (work with Android & IOS devices)