Wireless Bluetooth Speaker - The Kilburn II utilizes True Stereophonic, a unique form of multi-directional sound from Marshall which provides rich, clear and loud audio - just like the artist intended. Experience 360° sound where every spot is a sweet spot making it an ideal portable speakers. 21 Hour Playtime - Kilburn II portable speakers has 20 hours of playtime on a single charge. The Kilburn II wireless speakers can be quickly charged, with 20 minutes providing 3 hours of playtime. Water-Resistance - Kilburn II is tough and resilient so it's an ideal portable bluetooth speaker. Its IPX7 water-resistance rating means you can submerge in 3ft of water for a period of up to 30 minutes. 31 ft Bluetooth Range - Equipped with 5.0 Bluetooth technology for simple connectivity, exceptional audio quality for a wireless speakers. The 30 ft bluetooth range makes the Kilburn II an ideal portable bluetooth speaker. Classic Marshall Design - The Kilburn II bluetooth speaker combines contemporary technology with iconic Marshall design to deliver hard-hitting sound while retaining a classic Marshall speaker look. The solid metal grille and iconic Marshall script adorn the front of the speaker, echoing the legacy of rock 'n' roll. Included - Kilburn II bluetooth speaker, user manual with legal and safety information and USB-C charging cable. Included - Emberton bluetooth speaker, user manual with legal and safety information and USB-C charging cable.