BUILT FOR LIFE ON THE ROAD, THE STOCKWELL IS THE LATEST ADDITION TO THE MARSHALL SPEAKER STABLE. A FULLY PORTABLE ACTIVE STEREO TRAVEL SPEAKER, IT WEIGHS IN AT JUST 1.2 KG, BUT PACKS A SONIC PUNCH! A TWO-CHANNEL CLASS D AMPLIFIER PAIRED WITH 2 X 2.25” WOOFERS, MAKES IT THE LOUDEST SPEAKER IN ITS CLASS. IN BUILT RECHARGEABLE LITHIUM-ION BATTERIES GIVE THE STOCKWELL UP TO 25 HOURS OF PLAYING TIME. FEATURING RETRACTABLE ANALOGUE VOLUME, TREBLE + BASS CONTROL KNOBS FOR CUSTOM SOUND, BLUETOOTH 4.0 CONNECTIVITY AND A 3.5MM INPUT, CONNECTING YOUR LISTENING DEVICE IS SUPER EASY. A HANDY USB PORT ALLOWS CHARGING OF YOUR MULTIMEDIA DEVICES WHEN ON THE GO.