This is more than just a sleek, modernist design. Enclosed in a forged aluminium block, the built-in digital amp and speaker set offers a room-shaking 15 watts per channel. It switches itself on when it detects an input, can handle a Bluetooth signal and is built like a truck, weighing in at 5.6 kg. If you’re still prepared to travel with it, a wax coating keeps it scratch-free.

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