Sony SRS-XB12 Wireless Waterproof Portable Bluetooth Speaker EXTRA BASS with Microphone Start a party anywhere with the SRS-XB12 Portable Bluetooth Speaker from Sony. This compact and portable speaker delivers powerful sound thanks to its drivers and EXTRA BASS technology. A passive radiator works with the monaural speaker to enhance low-end tones, giving bass a boost. The XB12 uses Bluetooth connectivity to wirelessly stream music from compatible devices. The built-in Bluetooth also lets the XB12 pair with another speaker for stereo sound. Ultra compact and portable, this Bluetooth speaker is made to be taken with you, and its water-resistant design means you can keep the music going, rain or shine. Additionally, its long-lasting battery will provide up to 16 hours of playback. Small and Light Design The XB12 is compact, wireless and made to go with you anywhere. With a detachable strap you can hang the XB12 Portable Bluetooth Speaker anywhere and keep your music going on the move. Multiply Your Sound Enjoy the same song, multiplied, with Wireless Party Chain. Connect up to 100 wireless speakers with Bluetooth and the music and lights sync up so everyone dances to the same beat. Water & Dustproof Thanks to the IP67 rating, you can take your speaker to the pool, the forest, the desert, or wherever you like. Key Features - Bluetooth Connectivity - EXTRA BASS Technology - Internal Rechargeable Battery - Up to 16 Hours of Battery Life In the Box - Sony SRS-XB12 Portable Bluetooth Speaker - Micro-USB Cable - Strap