Features:

•  Bluetooth - Wirelessly connect up to 3 smartphones or tablets to the speaker and take turns playing powerful stereo sound.
• Battery type : Lithium-ion Polymer (22.2Wh) 2) 20 hours of playtime(varies by volume level and content)

• IPX7 Waterproof
• Take crystal clear calls from your speaker with the touch of a button thanks to the noise and echo-cancelling speakerphone.
• Build your own ecosystem by connecting multiple JBL Connect enabled speakers together to amplify the listening experience.