The JBL GO brings JBL sound quality everywhere. Your all-in-one speaker solution, the GO streams music via Bluetooth from smartphones and tablets, powered by a rechargeable battery with up to 5 hours of playtime. The JBL GO lets you take jbl sound quality everywhere. Take calls from your speaker with a touch of a button, crystal clear thanks to the noise free speakerphone. Wireless Bluetooth streaming, rechargeable battery with 5 hours playtime and speakerphone to take and make calls. 1 speaker. Bluetooth compatible. 3.5mm AUX in. 3 watts per speaker. 1 amplifier channel. Frequency 180Hz-20000Hz. General information Size H6.9, W8.3, D3.1cm. Model number JBLGOBLK. Speaker diameter 40cm. Power from USB. USB cable included. Batteries required 1 x Li-Ion batteries (included) . Battery life 5 hours. Manufacturers 2 year guarantee.