JBL Pro Sound delivers surprisingly big audio and punchy bass from Go 3’s ultra-compact size.JBL Go 3’s ultra-portable design goes great with the latest styles, and its design make it look as great as it sounds.JBL Go 3 is IP67 waterproof and dustproof, so you can bring your speaker anywhere.Wirelessly stream music from your phone, tablet, or any other Bluetooth-enabled device.JBL Go 3 gives you up to 5 hours of playtime on a single charge.Output Wattage : 4.2 WattsPower Source Type : Battery Powered