Classic Design Home Professional Indoor Outdoor Portable RGB tws mini Speaker Box with Microphone 1. It is a Portable Outdoor Mini Bluetooth Speaker. It is small, light, waterproof but with powerfull bass. It is a backpack speaker, a bicycle speaker. And the most amazing thing is it is a magnetic speaker. 2. Magnetic Bluetooth Speaker: The base of this Portable outdoor mini speaker comes with 4 super strong magnets. It can be attached to the iron-coataining object, and can be placed at will, play with idea and creat your interesting life. 3. Portable Small Bluetooth Speaker: Light and compact. Small and convenient to carry. 4. Bicycle Speaker: The speaker comes with a silicone carrying handle, you can easily hang it on the handlebars of the bike. 5. Small But Powerful Speaker: It come with 6W powerfull loadspeaker unit. The special passive radiator edge around the speaker unit create powerful bass. 6. 360 full-range sound effects, satisfy your picky ears: Professional-grade branded loudspeaker with clear and dynamic sound,superb overall balance, full bass and loud treble. 7. IPX4 Waterproof: Carry it to anywhere anytime you want. You don't need to worry about raining or splashing