20 plus HOURS OF PORTABLE PLAYTIME: Kilburn II weighs just 5.5 lbs and offers 20 plus hours of portable playtime on a single charge. Its compact size and guitar inspired carrying strap make it perfect to take with you. MULTI-DIRECTIONAL SOUND: This stout-hearted hero utilizes True Stereophonic, a unique form of multi-directional sound from Marshall. Experience absolute 360 sound where every spot is a sweet spot. Powered by 36 watts, its pronounced and articulate sound pushes the boundaries for a speaker of this size. BLUETOOTH 5.0 aptX: Equipped with Bluetooth 5.0 aptX technology for wireless music play. Play music with any Bluetooth device at a range of up to 33 ft away from the speaker. DURABLE AND ROADWORTHY DESIGN: Kilburn II features flush mounted corner caps and a IPX2 water-resistant design, making it supremely rugged and durable. CUSTOMISE YOUR SOUND: Kilburn II’s top panel features analogue control knobs for bass, treble and volume, allowing you to fine-tune to the exact sound you desire.