Divoom Airbeat-10 Wireless Bluetooth Ultra Portbale Water Resistant Bicycle/shower Speaker for Smartphones,tablets,laptops,Color Red High Definition Bluetooth V3.0 to wirelessly stream Hi-Fi audio anywhere you go from your smartphone or other device. Water resistant and solid-build for the outdoors and indoors. Special Surface Resonating technology turns any hard flat surface into an extra subwoofer, the real innovation of sound for small speaker. Utilize the built-in Waterproof microphone and enjoy hands-free calls anywhere in your home, office, car and even on your outdoor weekend adventure. Included bike mount and suction cup makes you enjoying music easily in any circumstances.